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Finding the Fourth Proportional to 70,099.56, 96,733.71 and 38,262.27

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Solution

The fourth proportional to 70,099.56, 96,733.71 and 38,262.27 is: 52,799.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,099.56 : 96,733.71 = 38,262.27 : x
  2. Step 2: Convert to fraction form
    70,099.56/96,733.71 = 38,262.27/x
  3. Step 3: Cross multiply
    70,099.56x = 96,733.71 × 38,262.27
  4. Step 4: Simplify right side
    70,099.56x = 3,701,251,330.12
  5. Step 5: Solve for x
    x = 3,701,251,330.12/70,099.56
  6. Step 6: Final answer
    x = 52,799.92

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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.