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Finding the Fourth Proportional to 148,751.38, 205,103.46 and 110,960.02

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Solution

The fourth proportional to 148,751.38, 205,103.46 and 110,960.02 is: 152,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,751.38 : 205,103.46 = 110,960.02 : x
  2. Step 2: Convert to fraction form
    148,751.38/205,103.46 = 110,960.02/x
  3. Step 3: Cross multiply
    148,751.38x = 205,103.46 × 110,960.02
  4. Step 4: Simplify right side
    148,751.38x = 22,758,284,023.67
  5. Step 5: Solve for x
    x = 22,758,284,023.67/148,751.38
  6. Step 6: Final answer
    x = 152,995.45

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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.