Home / 124,861.29-187,204.44-45,965.28

Finding the Fourth Proportional to 124,861.29, 187,204.44 and 45,965.28

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Solution

The fourth proportional to 124,861.29, 187,204.44 and 45,965.28 is: 68,915.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,861.29 : 187,204.44 = 45,965.28 : x
  2. Step 2: Convert to fraction form
    124,861.29/187,204.44 = 45,965.28/x
  3. Step 3: Cross multiply
    124,861.29x = 187,204.44 × 45,965.28
  4. Step 4: Simplify right side
    124,861.29x = 8,604,904,501.84
  5. Step 5: Solve for x
    x = 8,604,904,501.84/124,861.29
  6. Step 6: Final answer
    x = 68,915.71

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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.