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Finding the Fourth Proportional to 70,195.03, 96,868.91 and 38,363.92

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Solution

The fourth proportional to 70,195.03, 96,868.91 and 38,363.92 is: 52,942.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,195.03 : 96,868.91 = 38,363.92 : x
  2. Step 2: Convert to fraction form
    70,195.03/96,868.91 = 38,363.92/x
  3. Step 3: Cross multiply
    70,195.03x = 96,868.91 × 38,363.92
  4. Step 4: Simplify right side
    70,195.03x = 3,716,271,113.73
  5. Step 5: Solve for x
    x = 3,716,271,113.73/70,195.03
  6. Step 6: Final answer
    x = 52,942.08

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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.