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Finding the Fourth Proportional to 174,523.56, 240,835.92 and 106,654.02

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Solution

The fourth proportional to 174,523.56, 240,835.92 and 106,654.02 is: 147,178.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,523.56 : 240,835.92 = 106,654.02 : x
  2. Step 2: Convert to fraction form
    174,523.56/240,835.92 = 106,654.02/x
  3. Step 3: Cross multiply
    174,523.56x = 240,835.92 × 106,654.02
  4. Step 4: Simplify right side
    174,523.56x = 25,686,119,028.40
  5. Step 5: Solve for x
    x = 25,686,119,028.40/174,523.56
  6. Step 6: Final answer
    x = 147,178.52

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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.