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Finding the Fourth Proportional to 111,377.30, 166,871.55 and 95,825.30

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Solution

The fourth proportional to 111,377.30, 166,871.55 and 95,825.30 is: 143,570.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,377.30 : 166,871.55 = 95,825.30 : x
  2. Step 2: Convert to fraction form
    111,377.30/166,871.55 = 95,825.30/x
  3. Step 3: Cross multiply
    111,377.30x = 166,871.55 × 95,825.30
  4. Step 4: Simplify right side
    111,377.30x = 15,990,516,340.22
  5. Step 5: Solve for x
    x = 15,990,516,340.22/111,377.30
  6. Step 6: Final answer
    x = 143,570.69

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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.