Home / 151,876.18-227,856.51-66,471.81

Finding the Fourth Proportional to 151,876.18, 227,856.51 and 66,471.81

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Solution

The fourth proportional to 151,876.18, 227,856.51 and 66,471.81 is: 99,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,876.18 : 227,856.51 = 66,471.81 : x
  2. Step 2: Convert to fraction form
    151,876.18/227,856.51 = 66,471.81/x
  3. Step 3: Cross multiply
    151,876.18x = 227,856.51 × 66,471.81
  4. Step 4: Simplify right side
    151,876.18x = 15,146,034,639.98
  5. Step 5: Solve for x
    x = 15,146,034,639.98/151,876.18
  6. Step 6: Final answer
    x = 99,726.20

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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.