Home / 137,814.75-206,722.13-44,320.50

Finding the Fourth Proportional to 137,814.75, 206,722.13 and 44,320.50

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Solution

The fourth proportional to 137,814.75, 206,722.13 and 44,320.50 is: 66,480.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,814.75 : 206,722.13 = 44,320.50 : x
  2. Step 2: Convert to fraction form
    137,814.75/206,722.13 = 44,320.50/x
  3. Step 3: Cross multiply
    137,814.75x = 206,722.13 × 44,320.50
  4. Step 4: Simplify right side
    137,814.75x = 9,162,027,941.06
  5. Step 5: Solve for x
    x = 9,162,027,941.06/137,814.75
  6. Step 6: Final answer
    x = 66,480.75

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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.