Home / 409,864.38-614,374.28-157,086.06

Finding the Fourth Proportional to 409,864.38, 614,374.28 and 157,086.06

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Solution

The fourth proportional to 409,864.38, 614,374.28 and 157,086.06 is: 235,467.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,864.38 : 614,374.28 = 157,086.06 : x
  2. Step 2: Convert to fraction form
    409,864.38/614,374.28 = 157,086.06/x
  3. Step 3: Cross multiply
    409,864.38x = 614,374.28 × 157,086.06
  4. Step 4: Simplify right side
    409,864.38x = 96,509,635,010.54
  5. Step 5: Solve for x
    x = 96,509,635,010.54/409,864.38
  6. Step 6: Final answer
    x = 235,467.24

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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.