Home / 321,669.01-482,363.33-108,397.17

Finding the Fourth Proportional to 321,669.01, 482,363.33 and 108,397.17

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Solution

The fourth proportional to 321,669.01, 482,363.33 and 108,397.17 is: 162,548.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,669.01 : 482,363.33 = 108,397.17 : x
  2. Step 2: Convert to fraction form
    321,669.01/482,363.33 = 108,397.17/x
  3. Step 3: Cross multiply
    321,669.01x = 482,363.33 × 108,397.17
  4. Step 4: Simplify right side
    321,669.01x = 52,286,819,612.78
  5. Step 5: Solve for x
    x = 52,286,819,612.78/321,669.01
  6. Step 6: Final answer
    x = 162,548.52

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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.