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Finding the Fourth Proportional to 69,906.73, 96,473.16 and 38,077.67

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Solution

The fourth proportional to 69,906.73, 96,473.16 and 38,077.67 is: 52,548.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,906.73 : 96,473.16 = 38,077.67 : x
  2. Step 2: Convert to fraction form
    69,906.73/96,473.16 = 38,077.67/x
  3. Step 3: Cross multiply
    69,906.73x = 96,473.16 × 38,077.67
  4. Step 4: Simplify right side
    69,906.73x = 3,673,473,150.34
  5. Step 5: Solve for x
    x = 3,673,473,150.34/69,906.73
  6. Step 6: Final answer
    x = 52,548.21

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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.