Home / 83,366.01-115,034.38-47,553.89

Finding the Fourth Proportional to 83,366.01, 115,034.38 and 47,553.89

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Solution

The fourth proportional to 83,366.01, 115,034.38 and 47,553.89 is: 65,618.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,366.01 : 115,034.38 = 47,553.89 : x
  2. Step 2: Convert to fraction form
    83,366.01/115,034.38 = 47,553.89/x
  3. Step 3: Cross multiply
    83,366.01x = 115,034.38 × 47,553.89
  4. Step 4: Simplify right side
    83,366.01x = 5,470,331,558.68
  5. Step 5: Solve for x
    x = 5,470,331,558.68/83,366.01
  6. Step 6: Final answer
    x = 65,618.25

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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.