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Finding the Fourth Proportional to 98,596.44, 147,931.92 and 59,181.03

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Solution

The fourth proportional to 98,596.44, 147,931.92 and 59,181.03 is: 88,793.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,596.44 : 147,931.92 = 59,181.03 : x
  2. Step 2: Convert to fraction form
    98,596.44/147,931.92 = 59,181.03/x
  3. Step 3: Cross multiply
    98,596.44x = 147,931.92 × 59,181.03
  4. Step 4: Simplify right side
    98,596.44x = 8,754,763,395.48
  5. Step 5: Solve for x
    x = 8,754,763,395.48/98,596.44
  6. Step 6: Final answer
    x = 88,793.91

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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.