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Finding the Fourth Proportional to 88,138.55, 132,200.81 and 24,956.21

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Solution

The fourth proportional to 88,138.55, 132,200.81 and 24,956.21 is: 37,432.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,138.55 : 132,200.81 = 24,956.21 : x
  2. Step 2: Convert to fraction form
    88,138.55/132,200.81 = 24,956.21/x
  3. Step 3: Cross multiply
    88,138.55x = 132,200.81 × 24,956.21
  4. Step 4: Simplify right side
    88,138.55x = 3,299,231,051.75
  5. Step 5: Solve for x
    x = 3,299,231,051.75/88,138.55
  6. Step 6: Final answer
    x = 37,432.33

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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.