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Finding the Fourth Proportional to 173,766.01, 260,687.21 and 98,921.20

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Solution

The fourth proportional to 173,766.01, 260,687.21 and 98,921.20 is: 148,403.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,766.01 : 260,687.21 = 98,921.20 : x
  2. Step 2: Convert to fraction form
    173,766.01/260,687.21 = 98,921.20/x
  3. Step 3: Cross multiply
    173,766.01x = 260,687.21 × 98,921.20
  4. Step 4: Simplify right side
    173,766.01x = 25,787,491,637.85
  5. Step 5: Solve for x
    x = 25,787,491,637.85/173,766.01
  6. Step 6: Final answer
    x = 148,403.54

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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.