Home / 39,387.83-54,363.96-25,044.89

Finding the Fourth Proportional to 39,387.83, 54,363.96 and 25,044.89

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Solution

The fourth proportional to 39,387.83, 54,363.96 and 25,044.89 is: 34,567.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,387.83 : 54,363.96 = 25,044.89 : x
  2. Step 2: Convert to fraction form
    39,387.83/54,363.96 = 25,044.89/x
  3. Step 3: Cross multiply
    39,387.83x = 54,363.96 × 25,044.89
  4. Step 4: Simplify right side
    39,387.83x = 1,361,539,126.34
  5. Step 5: Solve for x
    x = 1,361,539,126.34/39,387.83
  6. Step 6: Final answer
    x = 34,567.51

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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.