Home / 164,960.20-247,440.30-105,862.60

Finding the Fourth Proportional to 164,960.20, 247,440.30 and 105,862.60

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Solution

The fourth proportional to 164,960.20, 247,440.30 and 105,862.60 is: 158,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,960.20 : 247,440.30 = 105,862.60 : x
  2. Step 2: Convert to fraction form
    164,960.20/247,440.30 = 105,862.60/x
  3. Step 3: Cross multiply
    164,960.20x = 247,440.30 × 105,862.60
  4. Step 4: Simplify right side
    164,960.20x = 26,194,673,502.78
  5. Step 5: Solve for x
    x = 26,194,673,502.78/164,960.20
  6. Step 6: Final answer
    x = 158,793.90

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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.