Home / 146,801.10-220,104.45-53,294.70

Finding the Fourth Proportional to 146,801.10, 220,104.45 and 53,294.70

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Solution

The fourth proportional to 146,801.10, 220,104.45 and 53,294.70 is: 79,906.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,801.10 : 220,104.45 = 53,294.70 : x
  2. Step 2: Convert to fraction form
    146,801.10/220,104.45 = 53,294.70/x
  3. Step 3: Cross multiply
    146,801.10x = 220,104.45 × 53,294.70
  4. Step 4: Simplify right side
    146,801.10x = 11,730,400,631.42
  5. Step 5: Solve for x
    x = 11,730,400,631.42/146,801.10
  6. Step 6: Final answer
    x = 79,906.76

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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.