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Finding the Fourth Proportional to 70,546.68, 97,233.21 and 67,224.87

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Solution

The fourth proportional to 70,546.68, 97,233.21 and 67,224.87 is: 92,654.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,546.68 : 97,233.21 = 67,224.87 : x
  2. Step 2: Convert to fraction form
    70,546.68/97,233.21 = 67,224.87/x
  3. Step 3: Cross multiply
    70,546.68x = 97,233.21 × 67,224.87
  4. Step 4: Simplify right side
    70,546.68x = 6,536,489,901.93
  5. Step 5: Solve for x
    x = 6,536,489,901.93/70,546.68
  6. Step 6: Final answer
    x = 92,654.82

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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.