Home / 83,599.04-115,366.20-45,874.64

Finding the Fourth Proportional to 83,599.04, 115,366.20 and 45,874.64

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Solution

The fourth proportional to 83,599.04, 115,366.20 and 45,874.64 is: 63,306.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,599.04 : 115,366.20 = 45,874.64 : x
  2. Step 2: Convert to fraction form
    83,599.04/115,366.20 = 45,874.64/x
  3. Step 3: Cross multiply
    83,599.04x = 115,366.20 × 45,874.64
  4. Step 4: Simplify right side
    83,599.04x = 5,292,382,893.17
  5. Step 5: Solve for x
    x = 5,292,382,893.17/83,599.04
  6. Step 6: Final answer
    x = 63,306.74

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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.