Home / 71,814.32-107,626.44-55,110.52

Finding the Fourth Proportional to 71,814.32, 107,626.44 and 55,110.52

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Solution

The fourth proportional to 71,814.32, 107,626.44 and 55,110.52 is: 82,592.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,814.32 : 107,626.44 = 55,110.52 : x
  2. Step 2: Convert to fraction form
    71,814.32/107,626.44 = 55,110.52/x
  3. Step 3: Cross multiply
    71,814.32x = 107,626.44 × 55,110.52
  4. Step 4: Simplify right side
    71,814.32x = 5,931,349,074.15
  5. Step 5: Solve for x
    x = 5,931,349,074.15/71,814.32
  6. Step 6: Final answer
    x = 82,592.85

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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.