Home / 178,132.51-267,216.33-51,773.86

Finding the Fourth Proportional to 178,132.51, 267,216.33 and 51,773.86

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Solution

The fourth proportional to 178,132.51, 267,216.33 and 51,773.86 is: 77,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,132.51 : 267,216.33 = 51,773.86 : x
  2. Step 2: Convert to fraction form
    178,132.51/267,216.33 = 51,773.86/x
  3. Step 3: Cross multiply
    178,132.51x = 267,216.33 × 51,773.86
  4. Step 4: Simplify right side
    178,132.51x = 13,834,820,859.13
  5. Step 5: Solve for x
    x = 13,834,820,859.13/178,132.51
  6. Step 6: Final answer
    x = 77,665.90

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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.