Home / 151,760.10-227,640.15-51,911.40

Finding the Fourth Proportional to 151,760.10, 227,640.15 and 51,911.40

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Solution

The fourth proportional to 151,760.10, 227,640.15 and 51,911.40 is: 77,867.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,760.10 : 227,640.15 = 51,911.40 : x
  2. Step 2: Convert to fraction form
    151,760.10/227,640.15 = 51,911.40/x
  3. Step 3: Cross multiply
    151,760.10x = 227,640.15 × 51,911.40
  4. Step 4: Simplify right side
    151,760.10x = 11,817,118,882.71
  5. Step 5: Solve for x
    x = 11,817,118,882.71/151,760.10
  6. Step 6: Final answer
    x = 77,867.10

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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.