Home / 179,862.60-269,793.90-127,331.40

Finding the Fourth Proportional to 179,862.60, 269,793.90 and 127,331.40

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Solution

The fourth proportional to 179,862.60, 269,793.90 and 127,331.40 is: 190,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,862.60 : 269,793.90 = 127,331.40 : x
  2. Step 2: Convert to fraction form
    179,862.60/269,793.90 = 127,331.40/x
  3. Step 3: Cross multiply
    179,862.60x = 269,793.90 × 127,331.40
  4. Step 4: Simplify right side
    179,862.60x = 34,353,234,998.46
  5. Step 5: Solve for x
    x = 34,353,234,998.46/179,862.60
  6. Step 6: Final answer
    x = 190,997.10

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1.5x scale

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.