Home / 100,267.04-150,400.83-25,387.20

Finding the Fourth Proportional to 100,267.04, 150,400.83 and 25,387.20

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Solution

The fourth proportional to 100,267.04, 150,400.83 and 25,387.20 is: 38,080.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,267.04 : 150,400.83 = 25,387.20 : x
  2. Step 2: Convert to fraction form
    100,267.04/150,400.83 = 25,387.20/x
  3. Step 3: Cross multiply
    100,267.04x = 150,400.83 × 25,387.20
  4. Step 4: Simplify right side
    100,267.04x = 3,818,255,824.44
  5. Step 5: Solve for x
    x = 3,818,255,824.44/100,267.04
  6. Step 6: Final answer
    x = 38,080.87

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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.