Home / 173,158.20-259,770.78-66,534.12

Finding the Fourth Proportional to 173,158.20, 259,770.78 and 66,534.12

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Solution

The fourth proportional to 173,158.20, 259,770.78 and 66,534.12 is: 99,814.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,158.20 : 259,770.78 = 66,534.12 : x
  2. Step 2: Convert to fraction form
    173,158.20/259,770.78 = 66,534.12/x
  3. Step 3: Cross multiply
    173,158.20x = 259,770.78 × 66,534.12
  4. Step 4: Simplify right side
    173,158.20x = 17,283,620,249.01
  5. Step 5: Solve for x
    x = 17,283,620,249.01/173,158.20
  6. Step 6: Final answer
    x = 99,814.04

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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.