Home / 148,234-221,793.28-103,947.24

Finding the Fourth Proportional to 148,234, 221,793.28 and 103,947.24

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Solution

The fourth proportional to 148,234, 221,793.28 and 103,947.24 is: 155,529.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,234 : 221,793.28 = 103,947.24 : x
  2. Step 2: Convert to fraction form
    148,234/221,793.28 = 103,947.24/x
  3. Step 3: Cross multiply
    148,234x = 221,793.28 × 103,947.24
  4. Step 4: Simplify right side
    148,234x = 23,054,799,306.55
  5. Step 5: Solve for x
    x = 23,054,799,306.55/148,234
  6. Step 6: Final answer
    x = 155,529.77

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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.