Home / 151,522.74-227,349.66-81,320.04

Finding the Fourth Proportional to 151,522.74, 227,349.66 and 81,320.04

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Solution

The fourth proportional to 151,522.74, 227,349.66 and 81,320.04 is: 122,015.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,522.74 : 227,349.66 = 81,320.04 : x
  2. Step 2: Convert to fraction form
    151,522.74/227,349.66 = 81,320.04/x
  3. Step 3: Cross multiply
    151,522.74x = 227,349.66 × 81,320.04
  4. Step 4: Simplify right side
    151,522.74x = 18,488,083,445.19
  5. Step 5: Solve for x
    x = 18,488,083,445.19/151,522.74
  6. Step 6: Final answer
    x = 122,015.24

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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.