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Finding the Fourth Proportional to 38,995.71, 53,814.42 and 24,848.25

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Solution

The fourth proportional to 38,995.71, 53,814.42 and 24,848.25 is: 34,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,995.71 : 53,814.42 = 24,848.25 : x
  2. Step 2: Convert to fraction form
    38,995.71/53,814.42 = 24,848.25/x
  3. Step 3: Cross multiply
    38,995.71x = 53,814.42 × 24,848.25
  4. Step 4: Simplify right side
    38,995.71x = 1,337,194,161.77
  5. Step 5: Solve for x
    x = 1,337,194,161.77/38,995.71
  6. Step 6: Final answer
    x = 34,290.80

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Double scale
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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.