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Finding the Fourth Proportional to 174,070.64, 240,195.88 and 106,062.88

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Solution

The fourth proportional to 174,070.64, 240,195.88 and 106,062.88 is: 146,353.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,070.64 : 240,195.88 = 106,062.88 : x
  2. Step 2: Convert to fraction form
    174,070.64/240,195.88 = 106,062.88/x
  3. Step 3: Cross multiply
    174,070.64x = 240,195.88 × 106,062.88
  4. Step 4: Simplify right side
    174,070.64x = 25,475,866,796.93
  5. Step 5: Solve for x
    x = 25,475,866,796.93/174,070.64
  6. Step 6: Final answer
    x = 146,353.61

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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.