Home / 91,773.16-126,562.98-59,930.44

Finding the Fourth Proportional to 91,773.16, 126,562.98 and 59,930.44

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Solution

The fourth proportional to 91,773.16, 126,562.98 and 59,930.44 is: 82,649.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,773.16 : 126,562.98 = 59,930.44 : x
  2. Step 2: Convert to fraction form
    91,773.16/126,562.98 = 59,930.44/x
  3. Step 3: Cross multiply
    91,773.16x = 126,562.98 × 59,930.44
  4. Step 4: Simplify right side
    91,773.16x = 7,584,975,079.11
  5. Step 5: Solve for x
    x = 7,584,975,079.11/91,773.16
  6. Step 6: Final answer
    x = 82,649.17

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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.