Home / 39,569.20-54,642.50-25,446.56

Finding the Fourth Proportional to 39,569.20, 54,642.50 and 25,446.56

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Solution

The fourth proportional to 39,569.20, 54,642.50 and 25,446.56 is: 35,140.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,569.20 : 54,642.50 = 25,446.56 : x
  2. Step 2: Convert to fraction form
    39,569.20/54,642.50 = 25,446.56/x
  3. Step 3: Cross multiply
    39,569.20x = 54,642.50 × 25,446.56
  4. Step 4: Simplify right side
    39,569.20x = 1,390,463,654.80
  5. Step 5: Solve for x
    x = 1,390,463,654.80/39,569.20
  6. Step 6: Final answer
    x = 35,140.05

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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.