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Finding the Fourth Proportional to 73,794.48, 110,724.24 and 38,725.68

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Solution

The fourth proportional to 73,794.48, 110,724.24 and 38,725.68 is: 58,105.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,794.48 : 110,724.24 = 38,725.68 : x
  2. Step 2: Convert to fraction form
    73,794.48/110,724.24 = 38,725.68/x
  3. Step 3: Cross multiply
    73,794.48x = 110,724.24 × 38,725.68
  4. Step 4: Simplify right side
    73,794.48x = 4,287,871,486.48
  5. Step 5: Solve for x
    x = 4,287,871,486.48/73,794.48
  6. Step 6: Final answer
    x = 58,105.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.