Home / 198,462.96-297,699.30-58,221.18

Finding the Fourth Proportional to 198,462.96, 297,699.30 and 58,221.18

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Solution

The fourth proportional to 198,462.96, 297,699.30 and 58,221.18 is: 87,333.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,462.96 : 297,699.30 = 58,221.18 : x
  2. Step 2: Convert to fraction form
    198,462.96/297,699.30 = 58,221.18/x
  3. Step 3: Cross multiply
    198,462.96x = 297,699.30 × 58,221.18
  4. Step 4: Simplify right side
    198,462.96x = 17,332,404,531.17
  5. Step 5: Solve for x
    x = 17,332,404,531.17/198,462.96
  6. Step 6: Final answer
    x = 87,333.20

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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.