Home / 49,311.60-73,870.20-29,531.40

Finding the Fourth Proportional to 49,311.60, 73,870.20 and 29,531.40

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Solution

The fourth proportional to 49,311.60, 73,870.20 and 29,531.40 is: 44,238.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,311.60 : 73,870.20 = 29,531.40 : x
  2. Step 2: Convert to fraction form
    49,311.60/73,870.20 = 29,531.40/x
  3. Step 3: Cross multiply
    49,311.60x = 73,870.20 × 29,531.40
  4. Step 4: Simplify right side
    49,311.60x = 2,181,490,424.28
  5. Step 5: Solve for x
    x = 2,181,490,424.28/49,311.60
  6. Step 6: Final answer
    x = 44,238.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.