Home / 83,158.04-114,758.08-45,432.29

Finding the Fourth Proportional to 83,158.04, 114,758.08 and 45,432.29

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Solution

The fourth proportional to 83,158.04, 114,758.08 and 45,432.29 is: 62,696.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,158.04 : 114,758.08 = 45,432.29 : x
  2. Step 2: Convert to fraction form
    83,158.04/114,758.08 = 45,432.29/x
  3. Step 3: Cross multiply
    83,158.04x = 114,758.08 × 45,432.29
  4. Step 4: Simplify right side
    83,158.04x = 5,213,721,796.61
  5. Step 5: Solve for x
    x = 5,213,721,796.61/83,158.04
  6. Step 6: Final answer
    x = 62,696.55

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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.