Home / 102,539.64-141,466.80-60,082.68

Finding the Fourth Proportional to 102,539.64, 141,466.80 and 60,082.68

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Solution

The fourth proportional to 102,539.64, 141,466.80 and 60,082.68 is: 82,891.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,539.64 : 141,466.80 = 60,082.68 : x
  2. Step 2: Convert to fraction form
    102,539.64/141,466.80 = 60,082.68/x
  3. Step 3: Cross multiply
    102,539.64x = 141,466.80 × 60,082.68
  4. Step 4: Simplify right side
    102,539.64x = 8,499,704,475.02
  5. Step 5: Solve for x
    x = 8,499,704,475.02/102,539.64
  6. Step 6: Final answer
    x = 82,891.89

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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.