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Finding the Fourth Proportional to 173,247.80, 239,085.88 and 101,679.44

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Solution

The fourth proportional to 173,247.80, 239,085.88 and 101,679.44 is: 140,319.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,247.80 : 239,085.88 = 101,679.44 : x
  2. Step 2: Convert to fraction form
    173,247.80/239,085.88 = 101,679.44/x
  3. Step 3: Cross multiply
    173,247.80x = 239,085.88 × 101,679.44
  4. Step 4: Simplify right side
    173,247.80x = 24,310,116,940.68
  5. Step 5: Solve for x
    x = 24,310,116,940.68/173,247.80
  6. Step 6: Final answer
    x = 140,319.92

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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.