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Finding the Fourth Proportional to 70,025.82, 96,635.03 and 38,194.03

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Solution

The fourth proportional to 70,025.82, 96,635.03 and 38,194.03 is: 52,707.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,025.82 : 96,635.03 = 38,194.03 : x
  2. Step 2: Convert to fraction form
    70,025.82/96,635.03 = 38,194.03/x
  3. Step 3: Cross multiply
    70,025.82x = 96,635.03 × 38,194.03
  4. Step 4: Simplify right side
    70,025.82x = 3,690,881,164.69
  5. Step 5: Solve for x
    x = 3,690,881,164.69/70,025.82
  6. Step 6: Final answer
    x = 52,707.44

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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.