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Finding the Fourth Proportional to 107,661.63, 161,473.25 and 32,763.63

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Solution

The fourth proportional to 107,661.63, 161,473.25 and 32,763.63 is: 49,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,661.63 : 161,473.25 = 32,763.63 : x
  2. Step 2: Convert to fraction form
    107,661.63/161,473.25 = 32,763.63/x
  3. Step 3: Cross multiply
    107,661.63x = 161,473.25 × 32,763.63
  4. Step 4: Simplify right side
    107,661.63x = 5,290,449,654.08
  5. Step 5: Solve for x
    x = 5,290,449,654.08/107,661.63
  6. Step 6: Final answer
    x = 49,139.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.