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Finding the Fourth Proportional to 170,672.16, 256,188.60 and 95,856.24

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Solution

The fourth proportional to 170,672.16, 256,188.60 and 95,856.24 is: 143,885.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,672.16 : 256,188.60 = 95,856.24 : x
  2. Step 2: Convert to fraction form
    170,672.16/256,188.60 = 95,856.24/x
  3. Step 3: Cross multiply
    170,672.16x = 256,188.60 × 95,856.24
  4. Step 4: Simplify right side
    170,672.16x = 24,557,275,926.86
  5. Step 5: Solve for x
    x = 24,557,275,926.86/170,672.16
  6. Step 6: Final answer
    x = 143,885.66

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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.