Home / 218,793.90-328,166.55-179,282.10

Finding the Fourth Proportional to 218,793.90, 328,166.55 and 179,282.10

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Solution

The fourth proportional to 218,793.90, 328,166.55 and 179,282.10 is: 268,903.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,793.90 : 328,166.55 = 179,282.10 : x
  2. Step 2: Convert to fraction form
    218,793.90/328,166.55 = 179,282.10/x
  3. Step 3: Cross multiply
    218,793.90x = 328,166.55 × 179,282.10
  4. Step 4: Simplify right side
    218,793.90x = 58,834,388,233.76
  5. Step 5: Solve for x
    x = 58,834,388,233.76/218,793.90
  6. Step 6: Final answer
    x = 268,903.24

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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.