Home / 107,723.92-162,392.57-100,498.62

Finding the Fourth Proportional to 107,723.92, 162,392.57 and 100,498.62

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Solution

The fourth proportional to 107,723.92, 162,392.57 and 100,498.62 is: 151,500.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,723.92 : 162,392.57 = 100,498.62 : x
  2. Step 2: Convert to fraction form
    107,723.92/162,392.57 = 100,498.62/x
  3. Step 3: Cross multiply
    107,723.92x = 162,392.57 × 100,498.62
  4. Step 4: Simplify right side
    107,723.92x = 16,320,228,680.76
  5. Step 5: Solve for x
    x = 16,320,228,680.76/107,723.92
  6. Step 6: Final answer
    x = 151,500.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.