Home / 83,770.87-115,604.19-46,047.55

Finding the Fourth Proportional to 83,770.87, 115,604.19 and 46,047.55

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Solution

The fourth proportional to 83,770.87, 115,604.19 and 46,047.55 is: 63,545.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,770.87 : 115,604.19 = 46,047.55 : x
  2. Step 2: Convert to fraction form
    83,770.87/115,604.19 = 46,047.55/x
  3. Step 3: Cross multiply
    83,770.87x = 115,604.19 × 46,047.55
  4. Step 4: Simplify right side
    83,770.87x = 5,323,289,719.23
  5. Step 5: Solve for x
    x = 5,323,289,719.23/83,770.87
  6. Step 6: Final answer
    x = 63,545.83

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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.