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Finding the Fourth Proportional to 173,843.32, 239,907.18 and 113,452.60

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Solution

The fourth proportional to 173,843.32, 239,907.18 and 113,452.60 is: 156,566.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,843.32 : 239,907.18 = 113,452.60 : x
  2. Step 2: Convert to fraction form
    173,843.32/239,907.18 = 113,452.60/x
  3. Step 3: Cross multiply
    173,843.32x = 239,907.18 × 113,452.60
  4. Step 4: Simplify right side
    173,843.32x = 27,218,093,329.67
  5. Step 5: Solve for x
    x = 27,218,093,329.67/173,843.32
  6. Step 6: Final answer
    x = 156,566.81

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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.