Home / 90,732.64-125,167.44-58,911.52

Finding the Fourth Proportional to 90,732.64, 125,167.44 and 58,911.52

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Solution

The fourth proportional to 90,732.64, 125,167.44 and 58,911.52 is: 81,269.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,732.64 : 125,167.44 = 58,911.52 : x
  2. Step 2: Convert to fraction form
    90,732.64/125,167.44 = 58,911.52/x
  3. Step 3: Cross multiply
    90,732.64x = 125,167.44 × 58,911.52
  4. Step 4: Simplify right side
    90,732.64x = 7,373,804,144.91
  5. Step 5: Solve for x
    x = 7,373,804,144.91/90,732.64
  6. Step 6: Final answer
    x = 81,269.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.