Home / 100,170.24-150,405.68-95,355.16

Finding the Fourth Proportional to 100,170.24, 150,405.68 and 95,355.16

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Solution

The fourth proportional to 100,170.24, 150,405.68 and 95,355.16 is: 143,175.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,170.24 : 150,405.68 = 95,355.16 : x
  2. Step 2: Convert to fraction form
    100,170.24/150,405.68 = 95,355.16/x
  3. Step 3: Cross multiply
    100,170.24x = 150,405.68 × 95,355.16
  4. Step 4: Simplify right side
    100,170.24x = 14,341,957,681.31
  5. Step 5: Solve for x
    x = 14,341,957,681.31/100,170.24
  6. Step 6: Final answer
    x = 143,175.83

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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.