Home / 102,080.11-153,151.24-52,195.24

Finding the Fourth Proportional to 102,080.11, 153,151.24 and 52,195.24

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Solution

The fourth proportional to 102,080.11, 153,151.24 and 52,195.24 is: 78,308.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,080.11 : 153,151.24 = 52,195.24 : x
  2. Step 2: Convert to fraction form
    102,080.11/153,151.24 = 52,195.24/x
  3. Step 3: Cross multiply
    102,080.11x = 153,151.24 × 52,195.24
  4. Step 4: Simplify right side
    102,080.11x = 7,993,765,728.10
  5. Step 5: Solve for x
    x = 7,993,765,728.10/102,080.11
  6. Step 6: Final answer
    x = 78,308.75

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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.