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Finding the Fourth Proportional to 98,919.68, 148,402.84 and 32,359.56

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Solution

The fourth proportional to 98,919.68, 148,402.84 and 32,359.56 is: 48,546.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,919.68 : 148,402.84 = 32,359.56 : x
  2. Step 2: Convert to fraction form
    98,919.68/148,402.84 = 32,359.56/x
  3. Step 3: Cross multiply
    98,919.68x = 148,402.84 × 32,359.56
  4. Step 4: Simplify right side
    98,919.68x = 4,802,250,605.15
  5. Step 5: Solve for x
    x = 4,802,250,605.15/98,919.68
  6. Step 6: Final answer
    x = 48,546.97

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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.