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Finding the Fourth Proportional to 173,169.74, 239,014.08 and 101,572.83

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Solution

The fourth proportional to 173,169.74, 239,014.08 and 101,572.83 is: 140,193.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,169.74 : 239,014.08 = 101,572.83 : x
  2. Step 2: Convert to fraction form
    173,169.74/239,014.08 = 101,572.83/x
  3. Step 3: Cross multiply
    173,169.74x = 239,014.08 × 101,572.83
  4. Step 4: Simplify right side
    173,169.74x = 24,277,336,515.45
  5. Step 5: Solve for x
    x = 24,277,336,515.45/173,169.74
  6. Step 6: Final answer
    x = 140,193.87

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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.