Home / 151,532.74-227,364.66-81,330.04

Finding the Fourth Proportional to 151,532.74, 227,364.66 and 81,330.04

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Solution

The fourth proportional to 151,532.74, 227,364.66 and 81,330.04 is: 122,030.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,532.74 : 227,364.66 = 81,330.04 : x
  2. Step 2: Convert to fraction form
    151,532.74/227,364.66 = 81,330.04/x
  3. Step 3: Cross multiply
    151,532.74x = 227,364.66 × 81,330.04
  4. Step 4: Simplify right side
    151,532.74x = 18,491,576,892.39
  5. Step 5: Solve for x
    x = 18,491,576,892.39/151,532.74
  6. Step 6: Final answer
    x = 122,030.24

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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.