Home / 218,397.60-327,675.24-76,263.83

Finding the Fourth Proportional to 218,397.60, 327,675.24 and 76,263.83

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Solution

The fourth proportional to 218,397.60, 327,675.24 and 76,263.83 is: 114,423.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,397.60 : 327,675.24 = 76,263.83 : x
  2. Step 2: Convert to fraction form
    218,397.60/327,675.24 = 76,263.83/x
  3. Step 3: Cross multiply
    218,397.60x = 327,675.24 × 76,263.83
  4. Step 4: Simplify right side
    218,397.60x = 24,989,768,388.98
  5. Step 5: Solve for x
    x = 24,989,768,388.98/218,397.60
  6. Step 6: Final answer
    x = 114,423.27

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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.