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Finding the Fourth Proportional to 174,523.61, 240,836.18 and 106,654.20

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Solution

The fourth proportional to 174,523.61, 240,836.18 and 106,654.20 is: 147,178.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,523.61 : 240,836.18 = 106,654.20 : x
  2. Step 2: Convert to fraction form
    174,523.61/240,836.18 = 106,654.20/x
  3. Step 3: Cross multiply
    174,523.61x = 240,836.18 × 106,654.20
  4. Step 4: Simplify right side
    174,523.61x = 25,686,189,575.69
  5. Step 5: Solve for x
    x = 25,686,189,575.69/174,523.61
  6. Step 6: Final answer
    x = 147,178.88

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1.5x scale

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.