Home / 83,792.45-115,632.20-45,552.95

Finding the Fourth Proportional to 83,792.45, 115,632.20 and 45,552.95

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Solution

The fourth proportional to 83,792.45, 115,632.20 and 45,552.95 is: 62,862.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,792.45 : 115,632.20 = 45,552.95 : x
  2. Step 2: Convert to fraction form
    83,792.45/115,632.20 = 45,552.95/x
  3. Step 3: Cross multiply
    83,792.45x = 115,632.20 × 45,552.95
  4. Step 4: Simplify right side
    83,792.45x = 5,267,387,794.33
  5. Step 5: Solve for x
    x = 5,267,387,794.33/83,792.45
  6. Step 6: Final answer
    x = 62,862.32

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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.