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Finding the Fourth Proportional to 70,526.68, 97,324.14 and 40,310.44

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Solution

The fourth proportional to 70,526.68, 97,324.14 and 40,310.44 is: 55,626.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,526.68 : 97,324.14 = 40,310.44 : x
  2. Step 2: Convert to fraction form
    70,526.68/97,324.14 = 40,310.44/x
  3. Step 3: Cross multiply
    70,526.68x = 97,324.14 × 40,310.44
  4. Step 4: Simplify right side
    70,526.68x = 3,923,178,906.02
  5. Step 5: Solve for x
    x = 3,923,178,906.02/70,526.68
  6. Step 6: Final answer
    x = 55,626.88

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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.