Home / 151,252.25-227,018.66-76,424.95

Finding the Fourth Proportional to 151,252.25, 227,018.66 and 76,424.95

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Solution

The fourth proportional to 151,252.25, 227,018.66 and 76,424.95 is: 114,708.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,252.25 : 227,018.66 = 76,424.95 : x
  2. Step 2: Convert to fraction form
    151,252.25/227,018.66 = 76,424.95/x
  3. Step 3: Cross multiply
    151,252.25x = 227,018.66 × 76,424.95
  4. Step 4: Simplify right side
    151,252.25x = 17,349,888,789.90
  5. Step 5: Solve for x
    x = 17,349,888,789.90/151,252.25
  6. Step 6: Final answer
    x = 114,708.30

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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.