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Finding the Fourth Proportional to 107,832.30, 161,748.48 and 32,948.40

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Solution

The fourth proportional to 107,832.30, 161,748.48 and 32,948.40 is: 49,422.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,832.30 : 161,748.48 = 32,948.40 : x
  2. Step 2: Convert to fraction form
    107,832.30/161,748.48 = 32,948.40/x
  3. Step 3: Cross multiply
    107,832.30x = 161,748.48 × 32,948.40
  4. Step 4: Simplify right side
    107,832.30x = 5,329,353,618.43
  5. Step 5: Solve for x
    x = 5,329,353,618.43/107,832.30
  6. Step 6: Final answer
    x = 49,422.61

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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.