Home / 99,295.20-148,891.60-36,933.60

Finding the Fourth Proportional to 99,295.20, 148,891.60 and 36,933.60

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Solution

The fourth proportional to 99,295.20, 148,891.60 and 36,933.60 is: 55,381.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,295.20 : 148,891.60 = 36,933.60 : x
  2. Step 2: Convert to fraction form
    99,295.20/148,891.60 = 36,933.60/x
  3. Step 3: Cross multiply
    99,295.20x = 148,891.60 × 36,933.60
  4. Step 4: Simplify right side
    99,295.20x = 5,499,102,797.76
  5. Step 5: Solve for x
    x = 5,499,102,797.76/99,295.20
  6. Step 6: Final answer
    x = 55,381.36

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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.