Home / 229,723.84-344,519.20-89,451.20

Finding the Fourth Proportional to 229,723.84, 344,519.20 and 89,451.20

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Solution

The fourth proportional to 229,723.84, 344,519.20 and 89,451.20 is: 134,150.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,723.84 : 344,519.20 = 89,451.20 : x
  2. Step 2: Convert to fraction form
    229,723.84/344,519.20 = 89,451.20/x
  3. Step 3: Cross multiply
    229,723.84x = 344,519.20 × 89,451.20
  4. Step 4: Simplify right side
    229,723.84x = 30,817,655,863.04
  5. Step 5: Solve for x
    x = 30,817,655,863.04/229,723.84
  6. Step 6: Final answer
    x = 134,150.88

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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.