Home / 118,216.12-177,322.46-55,000.88

Finding the Fourth Proportional to 118,216.12, 177,322.46 and 55,000.88

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Solution

The fourth proportional to 118,216.12, 177,322.46 and 55,000.88 is: 82,500.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,216.12 : 177,322.46 = 55,000.88 : x
  2. Step 2: Convert to fraction form
    118,216.12/177,322.46 = 55,000.88/x
  3. Step 3: Cross multiply
    118,216.12x = 177,322.46 × 55,000.88
  4. Step 4: Simplify right side
    118,216.12x = 9,752,891,343.76
  5. Step 5: Solve for x
    x = 9,752,891,343.76/118,216.12
  6. Step 6: Final answer
    x = 82,500.52

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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.