Home / 172,861.13-259,335.44-48,202.13

Finding the Fourth Proportional to 172,861.13, 259,335.44 and 48,202.13

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Solution

The fourth proportional to 172,861.13, 259,335.44 and 48,202.13 is: 72,315.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,861.13 : 259,335.44 = 48,202.13 : x
  2. Step 2: Convert to fraction form
    172,861.13/259,335.44 = 48,202.13/x
  3. Step 3: Cross multiply
    172,861.13x = 259,335.44 × 48,202.13
  4. Step 4: Simplify right side
    172,861.13x = 12,500,519,054.80
  5. Step 5: Solve for x
    x = 12,500,519,054.80/172,861.13
  6. Step 6: Final answer
    x = 72,315.39

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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.