Home / 38,161.90-52,664.79-22,243.78

Finding the Fourth Proportional to 38,161.90, 52,664.79 and 22,243.78

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Solution

The fourth proportional to 38,161.90, 52,664.79 and 22,243.78 is: 30,697.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,161.90 : 52,664.79 = 22,243.78 : x
  2. Step 2: Convert to fraction form
    38,161.90/52,664.79 = 22,243.78/x
  3. Step 3: Cross multiply
    38,161.90x = 52,664.79 × 22,243.78
  4. Step 4: Simplify right side
    38,161.90x = 1,171,464,002.51
  5. Step 5: Solve for x
    x = 1,171,464,002.51/38,161.90
  6. Step 6: Final answer
    x = 30,697.21

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Half scale
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Double scale
Find fourth proportional to 38,162.90, 52,666.17 and 22,244.78
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.