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Finding the Fourth Proportional to 39,881.54, 59,835.90 and 25,073.12

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Solution

The fourth proportional to 39,881.54, 59,835.90 and 25,073.12 is: 37,618.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,881.54 : 59,835.90 = 25,073.12 : x
  2. Step 2: Convert to fraction form
    39,881.54/59,835.90 = 25,073.12/x
  3. Step 3: Cross multiply
    39,881.54x = 59,835.90 × 25,073.12
  4. Step 4: Simplify right side
    39,881.54x = 1,500,272,701.01
  5. Step 5: Solve for x
    x = 1,500,272,701.01/39,881.54
  6. Step 6: Final answer
    x = 37,618.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.