Home / 83,475.72-124,468.98-74,202.84

Finding the Fourth Proportional to 83,475.72, 124,468.98 and 74,202.84

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Solution

The fourth proportional to 83,475.72, 124,468.98 and 74,202.84 is: 110,642.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,475.72 : 124,468.98 = 74,202.84 : x
  2. Step 2: Convert to fraction form
    83,475.72/124,468.98 = 74,202.84/x
  3. Step 3: Cross multiply
    83,475.72x = 124,468.98 × 74,202.84
  4. Step 4: Simplify right side
    83,475.72x = 9,235,951,807.90
  5. Step 5: Solve for x
    x = 9,235,951,807.90/83,475.72
  6. Step 6: Final answer
    x = 110,642.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.