Home / 47,696.04-71,545.41-12,635.70

Finding the Fourth Proportional to 47,696.04, 71,545.41 and 12,635.70

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Solution

The fourth proportional to 47,696.04, 71,545.41 and 12,635.70 is: 18,953.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,696.04 : 71,545.41 = 12,635.70 : x
  2. Step 2: Convert to fraction form
    47,696.04/71,545.41 = 12,635.70/x
  3. Step 3: Cross multiply
    47,696.04x = 71,545.41 × 12,635.70
  4. Step 4: Simplify right side
    47,696.04x = 904,026,337.14
  5. Step 5: Solve for x
    x = 904,026,337.14/47,696.04
  6. Step 6: Final answer
    x = 18,953.91

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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.