Home / 82,557.02-123,761.12-29,929.50

Finding the Fourth Proportional to 82,557.02, 123,761.12 and 29,929.50

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Solution

The fourth proportional to 82,557.02, 123,761.12 and 29,929.50 is: 44,867.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,557.02 : 123,761.12 = 29,929.50 : x
  2. Step 2: Convert to fraction form
    82,557.02/123,761.12 = 29,929.50/x
  3. Step 3: Cross multiply
    82,557.02x = 123,761.12 × 29,929.50
  4. Step 4: Simplify right side
    82,557.02x = 3,704,108,291.39
  5. Step 5: Solve for x
    x = 3,704,108,291.39/82,557.02
  6. Step 6: Final answer
    x = 44,867.27

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