Home / 179,534.88-268,820.64-100,423.80

Finding the Fourth Proportional to 179,534.88, 268,820.64 and 100,423.80

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Solution

The fourth proportional to 179,534.88, 268,820.64 and 100,423.80 is: 150,366.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,534.88 : 268,820.64 = 100,423.80 : x
  2. Step 2: Convert to fraction form
    179,534.88/268,820.64 = 100,423.80/x
  3. Step 3: Cross multiply
    179,534.88x = 268,820.64 × 100,423.80
  4. Step 4: Simplify right side
    179,534.88x = 26,995,990,187.23
  5. Step 5: Solve for x
    x = 26,995,990,187.23/179,534.88
  6. Step 6: Final answer
    x = 150,366.27

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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.