Home / 25,432.75-38,166.05-10,452.16

Finding the Fourth Proportional to 25,432.75, 38,166.05 and 10,452.16

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Solution

The fourth proportional to 25,432.75, 38,166.05 and 10,452.16 is: 15,685.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,432.75 : 38,166.05 = 10,452.16 : x
  2. Step 2: Convert to fraction form
    25,432.75/38,166.05 = 10,452.16/x
  3. Step 3: Cross multiply
    25,432.75x = 38,166.05 × 10,452.16
  4. Step 4: Simplify right side
    25,432.75x = 398,917,520.32
  5. Step 5: Solve for x
    x = 398,917,520.32/25,432.75
  6. Step 6: Final answer
    x = 15,685.19

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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.