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Finding the Fourth Proportional to 70,093.96, 96,731.82 and 38,264.92

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Solution

The fourth proportional to 70,093.96, 96,731.82 and 38,264.92 is: 52,806.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,093.96 : 96,731.82 = 38,264.92 : x
  2. Step 2: Convert to fraction form
    70,093.96/96,731.82 = 38,264.92/x
  3. Step 3: Cross multiply
    70,093.96x = 96,731.82 × 38,264.92
  4. Step 4: Simplify right side
    70,093.96x = 3,701,435,353.75
  5. Step 5: Solve for x
    x = 3,701,435,353.75/70,093.96
  6. Step 6: Final answer
    x = 52,806.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.