Home / 95,123.30-131,270.10-52,681.79

Finding the Fourth Proportional to 95,123.30, 131,270.10 and 52,681.79

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Solution

The fourth proportional to 95,123.30, 131,270.10 and 52,681.79 is: 72,700.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,123.30 : 131,270.10 = 52,681.79 : x
  2. Step 2: Convert to fraction form
    95,123.30/131,270.10 = 52,681.79/x
  3. Step 3: Cross multiply
    95,123.30x = 131,270.10 × 52,681.79
  4. Step 4: Simplify right side
    95,123.30x = 6,915,543,841.48
  5. Step 5: Solve for x
    x = 6,915,543,841.48/95,123.30
  6. Step 6: Final answer
    x = 72,700.84

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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.