Home / 47,917.92-71,876.88-16,762.08

Finding the Fourth Proportional to 47,917.92, 71,876.88 and 16,762.08

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Solution

The fourth proportional to 47,917.92, 71,876.88 and 16,762.08 is: 25,143.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,917.92 : 71,876.88 = 16,762.08 : x
  2. Step 2: Convert to fraction form
    47,917.92/71,876.88 = 16,762.08/x
  3. Step 3: Cross multiply
    47,917.92x = 71,876.88 × 16,762.08
  4. Step 4: Simplify right side
    47,917.92x = 1,204,806,012.71
  5. Step 5: Solve for x
    x = 1,204,806,012.71/47,917.92
  6. Step 6: Final answer
    x = 25,143.12

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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.