Home / 83,545.46-115,294.53-45,819.62

Finding the Fourth Proportional to 83,545.46, 115,294.53 and 45,819.62

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Solution

The fourth proportional to 83,545.46, 115,294.53 and 45,819.62 is: 63,232.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,545.46 : 115,294.53 = 45,819.62 : x
  2. Step 2: Convert to fraction form
    83,545.46/115,294.53 = 45,819.62/x
  3. Step 3: Cross multiply
    83,545.46x = 115,294.53 × 45,819.62
  4. Step 4: Simplify right side
    83,545.46x = 5,282,751,552.68
  5. Step 5: Solve for x
    x = 5,282,751,552.68/83,545.46
  6. Step 6: Final answer
    x = 63,232.06

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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.