Home / 187,040.40-280,561.68-62,381.04

Finding the Fourth Proportional to 187,040.40, 280,561.68 and 62,381.04

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Solution

The fourth proportional to 187,040.40, 280,561.68 and 62,381.04 is: 93,571.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,040.40 : 280,561.68 = 62,381.04 : x
  2. Step 2: Convert to fraction form
    187,040.40/280,561.68 = 62,381.04/x
  3. Step 3: Cross multiply
    187,040.40x = 280,561.68 × 62,381.04
  4. Step 4: Simplify right side
    187,040.40x = 17,501,729,382.55
  5. Step 5: Solve for x
    x = 17,501,729,382.55/187,040.40
  6. Step 6: Final answer
    x = 93,571.92

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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.