Home / 49,658.30-74,378.10-44,117.90

Finding the Fourth Proportional to 49,658.30, 74,378.10 and 44,117.90

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Solution

The fourth proportional to 49,658.30, 74,378.10 and 44,117.90 is: 66,079.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,658.30 : 74,378.10 = 44,117.90 : x
  2. Step 2: Convert to fraction form
    49,658.30/74,378.10 = 44,117.90/x
  3. Step 3: Cross multiply
    49,658.30x = 74,378.10 × 44,117.90
  4. Step 4: Simplify right side
    49,658.30x = 3,281,405,577.99
  5. Step 5: Solve for x
    x = 3,281,405,577.99/49,658.30
  6. Step 6: Final answer
    x = 66,079.70

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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.