Home / 66,175.38-99,157.14-59,461.20

Finding the Fourth Proportional to 66,175.38, 99,157.14 and 59,461.20

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Solution

The fourth proportional to 66,175.38, 99,157.14 and 59,461.20 is: 89,096.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,175.38 : 99,157.14 = 59,461.20 : x
  2. Step 2: Convert to fraction form
    66,175.38/99,157.14 = 59,461.20/x
  3. Step 3: Cross multiply
    66,175.38x = 99,157.14 × 59,461.20
  4. Step 4: Simplify right side
    66,175.38x = 5,896,002,532.97
  5. Step 5: Solve for x
    x = 5,896,002,532.97/66,175.38
  6. Step 6: Final answer
    x = 89,096.62

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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.