Home / 187,812.10-281,718.15-158,652.10

Finding the Fourth Proportional to 187,812.10, 281,718.15 and 158,652.10

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Solution

The fourth proportional to 187,812.10, 281,718.15 and 158,652.10 is: 237,978.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,812.10 : 281,718.15 = 158,652.10 : x
  2. Step 2: Convert to fraction form
    187,812.10/281,718.15 = 158,652.10/x
  3. Step 3: Cross multiply
    187,812.10x = 281,718.15 × 158,652.10
  4. Step 4: Simplify right side
    187,812.10x = 44,695,176,105.62
  5. Step 5: Solve for x
    x = 44,695,176,105.62/187,812.10
  6. Step 6: Final answer
    x = 237,978.15

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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.