Home / 73,977.59-102,060.38-47,115.29

Finding the Fourth Proportional to 73,977.59, 102,060.38 and 47,115.29

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Solution

The fourth proportional to 73,977.59, 102,060.38 and 47,115.29 is: 65,000.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,977.59 : 102,060.38 = 47,115.29 : x
  2. Step 2: Convert to fraction form
    73,977.59/102,060.38 = 47,115.29/x
  3. Step 3: Cross multiply
    73,977.59x = 102,060.38 × 47,115.29
  4. Step 4: Simplify right side
    73,977.59x = 4,808,604,008.70
  5. Step 5: Solve for x
    x = 4,808,604,008.70/73,977.59
  6. Step 6: Final answer
    x = 65,000.82

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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.