Home / 49,442.76-68,229.96-28,221.54

Finding the Fourth Proportional to 49,442.76, 68,229.96 and 28,221.54

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Solution

The fourth proportional to 49,442.76, 68,229.96 and 28,221.54 is: 38,945.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,442.76 : 68,229.96 = 28,221.54 : x
  2. Step 2: Convert to fraction form
    49,442.76/68,229.96 = 28,221.54/x
  3. Step 3: Cross multiply
    49,442.76x = 68,229.96 × 28,221.54
  4. Step 4: Simplify right side
    49,442.76x = 1,925,554,545.34
  5. Step 5: Solve for x
    x = 1,925,554,545.34/49,442.76
  6. Step 6: Final answer
    x = 38,945.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.