Home / 95,437.50-131,715.90-57,712.02

Finding the Fourth Proportional to 95,437.50, 131,715.90 and 57,712.02

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Solution

The fourth proportional to 95,437.50, 131,715.90 and 57,712.02 is: 79,649.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,437.50 : 131,715.90 = 57,712.02 : x
  2. Step 2: Convert to fraction form
    95,437.50/131,715.90 = 57,712.02/x
  3. Step 3: Cross multiply
    95,437.50x = 131,715.90 × 57,712.02
  4. Step 4: Simplify right side
    95,437.50x = 7,601,590,655.12
  5. Step 5: Solve for x
    x = 7,601,590,655.12/95,437.50
  6. Step 6: Final answer
    x = 79,649.93

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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.