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Finding the Fourth Proportional to 173,229.28, 259,926.16 and 120,003.16

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Solution

The fourth proportional to 173,229.28, 259,926.16 and 120,003.16 is: 180,061.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,229.28 : 259,926.16 = 120,003.16 : x
  2. Step 2: Convert to fraction form
    173,229.28/259,926.16 = 120,003.16/x
  3. Step 3: Cross multiply
    173,229.28x = 259,926.16 × 120,003.16
  4. Step 4: Simplify right side
    173,229.28x = 31,191,960,566.67
  5. Step 5: Solve for x
    x = 31,191,960,566.67/173,229.28
  6. Step 6: Final answer
    x = 180,061.71

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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.