Home / 229,125.15-343,687.68-71,365.91

Finding the Fourth Proportional to 229,125.15, 343,687.68 and 71,365.91

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Solution

The fourth proportional to 229,125.15, 343,687.68 and 71,365.91 is: 107,048.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,125.15 : 343,687.68 = 71,365.91 : x
  2. Step 2: Convert to fraction form
    229,125.15/343,687.68 = 71,365.91/x
  3. Step 3: Cross multiply
    229,125.15x = 343,687.68 × 71,365.91
  4. Step 4: Simplify right side
    229,125.15x = 24,527,582,320.55
  5. Step 5: Solve for x
    x = 24,527,582,320.55/229,125.15
  6. Step 6: Final answer
    x = 107,048.84

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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.