Home / 112,498.24-168,793.92-49,285.68

Finding the Fourth Proportional to 112,498.24, 168,793.92 and 49,285.68

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Solution

The fourth proportional to 112,498.24, 168,793.92 and 49,285.68 is: 73,948.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,498.24 : 168,793.92 = 49,285.68 : x
  2. Step 2: Convert to fraction form
    112,498.24/168,793.92 = 49,285.68/x
  3. Step 3: Cross multiply
    112,498.24x = 168,793.92 × 49,285.68
  4. Step 4: Simplify right side
    112,498.24x = 8,319,123,127.07
  5. Step 5: Solve for x
    x = 8,319,123,127.07/112,498.24
  6. Step 6: Final answer
    x = 73,948.92

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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.