Home / 47,472.75-71,192.10-14,186.61

Finding the Fourth Proportional to 47,472.75, 71,192.10 and 14,186.61

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Solution

The fourth proportional to 47,472.75, 71,192.10 and 14,186.61 is: 21,274.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,472.75 : 71,192.10 = 14,186.61 : x
  2. Step 2: Convert to fraction form
    47,472.75/71,192.10 = 14,186.61/x
  3. Step 3: Cross multiply
    47,472.75x = 71,192.10 × 14,186.61
  4. Step 4: Simplify right side
    47,472.75x = 1,009,974,557.78
  5. Step 5: Solve for x
    x = 1,009,974,557.78/47,472.75
  6. Step 6: Final answer
    x = 21,274.83

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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.