Home / 187,512.24-281,290.18-65,895.40

Finding the Fourth Proportional to 187,512.24, 281,290.18 and 65,895.40

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Solution

The fourth proportional to 187,512.24, 281,290.18 and 65,895.40 is: 98,850.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,512.24 : 281,290.18 = 65,895.40 : x
  2. Step 2: Convert to fraction form
    187,512.24/281,290.18 = 65,895.40/x
  3. Step 3: Cross multiply
    187,512.24x = 281,290.18 × 65,895.40
  4. Step 4: Simplify right side
    187,512.24x = 18,535,728,927.17
  5. Step 5: Solve for x
    x = 18,535,728,927.17/187,512.24
  6. Step 6: Final answer
    x = 98,850.77

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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.