Home / 37,161.19-51,280.72-21,029.23

Finding the Fourth Proportional to 37,161.19, 51,280.72 and 21,029.23

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Solution

The fourth proportional to 37,161.19, 51,280.72 and 21,029.23 is: 29,019.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,161.19 : 51,280.72 = 21,029.23 : x
  2. Step 2: Convert to fraction form
    37,161.19/51,280.72 = 21,029.23/x
  3. Step 3: Cross multiply
    37,161.19x = 51,280.72 × 21,029.23
  4. Step 4: Simplify right side
    37,161.19x = 1,078,394,055.45
  5. Step 5: Solve for x
    x = 1,078,394,055.45/37,161.19
  6. Step 6: Final answer
    x = 29,019.36

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Half scale
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Double scale
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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.