Home / 91,761.01-137,548.58-62,181.85

Finding the Fourth Proportional to 91,761.01, 137,548.58 and 62,181.85

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Solution

The fourth proportional to 91,761.01, 137,548.58 and 62,181.85 is: 93,209.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,761.01 : 137,548.58 = 62,181.85 : x
  2. Step 2: Convert to fraction form
    91,761.01/137,548.58 = 62,181.85/x
  3. Step 3: Cross multiply
    91,761.01x = 137,548.58 × 62,181.85
  4. Step 4: Simplify right side
    91,761.01x = 8,553,024,858.36
  5. Step 5: Solve for x
    x = 8,553,024,858.36/91,761.01
  6. Step 6: Final answer
    x = 93,209.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.