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Finding the Fourth Proportional to 172,910.86, 259,482.85 and 60,592.08

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Solution

The fourth proportional to 172,910.86, 259,482.85 and 60,592.08 is: 90,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,910.86 : 259,482.85 = 60,592.08 : x
  2. Step 2: Convert to fraction form
    172,910.86/259,482.85 = 60,592.08/x
  3. Step 3: Cross multiply
    172,910.86x = 259,482.85 × 60,592.08
  4. Step 4: Simplify right side
    172,910.86x = 15,722,606,427.41
  5. Step 5: Solve for x
    x = 15,722,606,427.41/172,910.86
  6. Step 6: Final answer
    x = 90,928.97

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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.