Home / 229,925.75-344,903.18-72,160.43

Finding the Fourth Proportional to 229,925.75, 344,903.18 and 72,160.43

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Solution

The fourth proportional to 229,925.75, 344,903.18 and 72,160.43 is: 108,245.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,925.75 : 344,903.18 = 72,160.43 : x
  2. Step 2: Convert to fraction form
    229,925.75/344,903.18 = 72,160.43/x
  3. Step 3: Cross multiply
    229,925.75x = 344,903.18 × 72,160.43
  4. Step 4: Simplify right side
    229,925.75x = 24,888,359,691.85
  5. Step 5: Solve for x
    x = 24,888,359,691.85/229,925.75
  6. Step 6: Final answer
    x = 108,245.21

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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.