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Finding the Fourth Proportional to 70,524.93, 97,324.40 and 40,310.90

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Solution

The fourth proportional to 70,524.93, 97,324.40 and 40,310.90 is: 55,629.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,524.93 : 97,324.40 = 40,310.90 : x
  2. Step 2: Convert to fraction form
    70,524.93/97,324.40 = 40,310.90/x
  3. Step 3: Cross multiply
    70,524.93x = 97,324.40 × 40,310.90
  4. Step 4: Simplify right side
    70,524.93x = 3,923,234,155.96
  5. Step 5: Solve for x
    x = 3,923,234,155.96/70,524.93
  6. Step 6: Final answer
    x = 55,629.04

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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.