Home / 60,872.16-91,327.68-25,841.28

Finding the Fourth Proportional to 60,872.16, 91,327.68 and 25,841.28

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Solution

The fourth proportional to 60,872.16, 91,327.68 and 25,841.28 is: 38,770.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,872.16 : 91,327.68 = 25,841.28 : x
  2. Step 2: Convert to fraction form
    60,872.16/91,327.68 = 25,841.28/x
  3. Step 3: Cross multiply
    60,872.16x = 91,327.68 × 25,841.28
  4. Step 4: Simplify right side
    60,872.16x = 2,360,024,150.63
  5. Step 5: Solve for x
    x = 2,360,024,150.63/60,872.16
  6. Step 6: Final answer
    x = 38,770.17

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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.