Home / 239,447.50-359,173.05-106,291.96

Finding the Fourth Proportional to 239,447.50, 359,173.05 and 106,291.96

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Solution

The fourth proportional to 239,447.50, 359,173.05 and 106,291.96 is: 159,438.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,447.50 : 359,173.05 = 106,291.96 : x
  2. Step 2: Convert to fraction form
    239,447.50/359,173.05 = 106,291.96/x
  3. Step 3: Cross multiply
    239,447.50x = 359,173.05 × 106,291.96
  4. Step 4: Simplify right side
    239,447.50x = 38,177,207,463.68
  5. Step 5: Solve for x
    x = 38,177,207,463.68/239,447.50
  6. Step 6: Final answer
    x = 159,438.74

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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.