Home / 119,545.20-179,311.68-40,660.92

Finding the Fourth Proportional to 119,545.20, 179,311.68 and 40,660.92

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Solution

The fourth proportional to 119,545.20, 179,311.68 and 40,660.92 is: 60,989.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,545.20 : 179,311.68 = 40,660.92 : x
  2. Step 2: Convert to fraction form
    119,545.20/179,311.68 = 40,660.92/x
  3. Step 3: Cross multiply
    119,545.20x = 179,311.68 × 40,660.92
  4. Step 4: Simplify right side
    119,545.20x = 7,290,977,875.55
  5. Step 5: Solve for x
    x = 7,290,977,875.55/119,545.20
  6. Step 6: Final answer
    x = 60,989.30

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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.