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Finding the Fourth Proportional to 98,226.64, 147,487.60 and 58,959.44

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Solution

The fourth proportional to 98,226.64, 147,487.60 and 58,959.44 is: 88,527.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,226.64 : 147,487.60 = 58,959.44 : x
  2. Step 2: Convert to fraction form
    98,226.64/147,487.60 = 58,959.44/x
  3. Step 3: Cross multiply
    98,226.64x = 147,487.60 × 58,959.44
  4. Step 4: Simplify right side
    98,226.64x = 8,695,786,302.94
  5. Step 5: Solve for x
    x = 8,695,786,302.94/98,226.64
  6. Step 6: Final answer
    x = 88,527.78

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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.