Home / 40,979.08-61,520.46-34,861.96

Finding the Fourth Proportional to 40,979.08, 61,520.46 and 34,861.96

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Solution

The fourth proportional to 40,979.08, 61,520.46 and 34,861.96 is: 52,337.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,979.08 : 61,520.46 = 34,861.96 : x
  2. Step 2: Convert to fraction form
    40,979.08/61,520.46 = 34,861.96/x
  3. Step 3: Cross multiply
    40,979.08x = 61,520.46 × 34,861.96
  4. Step 4: Simplify right side
    40,979.08x = 2,144,723,815.70
  5. Step 5: Solve for x
    x = 2,144,723,815.70/40,979.08
  6. Step 6: Final answer
    x = 52,337.04

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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.