Home / 49,958.10-74,937.15-40,116.60

Finding the Fourth Proportional to 49,958.10, 74,937.15 and 40,116.60

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Solution

The fourth proportional to 49,958.10, 74,937.15 and 40,116.60 is: 60,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,958.10 : 74,937.15 = 40,116.60 : x
  2. Step 2: Convert to fraction form
    49,958.10/74,937.15 = 40,116.60/x
  3. Step 3: Cross multiply
    49,958.10x = 74,937.15 × 40,116.60
  4. Step 4: Simplify right side
    49,958.10x = 3,006,223,671.69
  5. Step 5: Solve for x
    x = 3,006,223,671.69/49,958.10
  6. Step 6: Final answer
    x = 60,174.90

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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.