Home / 39,407.16-54,381.89-25,260.04

Finding the Fourth Proportional to 39,407.16, 54,381.89 and 25,260.04

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Solution

The fourth proportional to 39,407.16, 54,381.89 and 25,260.04 is: 34,858.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,407.16 : 54,381.89 = 25,260.04 : x
  2. Step 2: Convert to fraction form
    39,407.16/54,381.89 = 25,260.04/x
  3. Step 3: Cross multiply
    39,407.16x = 54,381.89 × 25,260.04
  4. Step 4: Simplify right side
    39,407.16x = 1,373,688,454.42
  5. Step 5: Solve for x
    x = 1,373,688,454.42/39,407.16
  6. Step 6: Final answer
    x = 34,858.85

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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.