Home / 148,247.40-204,578.96-80,263.83

Finding the Fourth Proportional to 148,247.40, 204,578.96 and 80,263.83

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Solution

The fourth proportional to 148,247.40, 204,578.96 and 80,263.83 is: 110,762.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,247.40 : 204,578.96 = 80,263.83 : x
  2. Step 2: Convert to fraction form
    148,247.40/204,578.96 = 80,263.83/x
  3. Step 3: Cross multiply
    148,247.40x = 204,578.96 × 80,263.83
  4. Step 4: Simplify right side
    148,247.40x = 16,420,290,465.70
  5. Step 5: Solve for x
    x = 16,420,290,465.70/148,247.40
  6. Step 6: Final answer
    x = 110,762.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.