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Finding the Fourth Proportional to 174,446.69, 240,773.92 and 106,449.08

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Solution

The fourth proportional to 174,446.69, 240,773.92 and 106,449.08 is: 146,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,446.69 : 240,773.92 = 106,449.08 : x
  2. Step 2: Convert to fraction form
    174,446.69/240,773.92 = 106,449.08/x
  3. Step 3: Cross multiply
    174,446.69x = 240,773.92 × 106,449.08
  4. Step 4: Simplify right side
    174,446.69x = 25,630,160,802.00
  5. Step 5: Solve for x
    x = 25,630,160,802.00/174,446.69
  6. Step 6: Final answer
    x = 146,922.60

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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.