Home / 187,310.40-280,965.60-60,962.55

Finding the Fourth Proportional to 187,310.40, 280,965.60 and 60,962.55

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Solution

The fourth proportional to 187,310.40, 280,965.60 and 60,962.55 is: 91,443.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,310.40 : 280,965.60 = 60,962.55 : x
  2. Step 2: Convert to fraction form
    187,310.40/280,965.60 = 60,962.55/x
  3. Step 3: Cross multiply
    187,310.40x = 280,965.60 × 60,962.55
  4. Step 4: Simplify right side
    187,310.40x = 17,128,379,438.28
  5. Step 5: Solve for x
    x = 17,128,379,438.28/187,310.40
  6. Step 6: Final answer
    x = 91,443.83

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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.