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Finding the Fourth Proportional to 173,589.17, 239,550.90 and 101,975.72

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Solution

The fourth proportional to 173,589.17, 239,550.90 and 101,975.72 is: 140,725.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,589.17 : 239,550.90 = 101,975.72 : x
  2. Step 2: Convert to fraction form
    173,589.17/239,550.90 = 101,975.72/x
  3. Step 3: Cross multiply
    173,589.17x = 239,550.90 × 101,975.72
  4. Step 4: Simplify right side
    173,589.17x = 24,428,375,504.15
  5. Step 5: Solve for x
    x = 24,428,375,504.15/173,589.17
  6. Step 6: Final answer
    x = 140,725.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.