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Finding the Fourth Proportional to 74,199.92, 111,258.26 and 32,053.69

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Solution

The fourth proportional to 74,199.92, 111,258.26 and 32,053.69 is: 48,062.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,199.92 : 111,258.26 = 32,053.69 : x
  2. Step 2: Convert to fraction form
    74,199.92/111,258.26 = 32,053.69/x
  3. Step 3: Cross multiply
    74,199.92x = 111,258.26 × 32,053.69
  4. Step 4: Simplify right side
    74,199.92x = 3,566,237,059.42
  5. Step 5: Solve for x
    x = 3,566,237,059.42/74,199.92
  6. Step 6: Final answer
    x = 48,062.55

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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.