Home / 173,227.56-259,841.40-126,142.32

Finding the Fourth Proportional to 173,227.56, 259,841.40 and 126,142.32

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Solution

The fourth proportional to 173,227.56, 259,841.40 and 126,142.32 is: 189,213.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,227.56 : 259,841.40 = 126,142.32 : x
  2. Step 2: Convert to fraction form
    173,227.56/259,841.40 = 126,142.32/x
  3. Step 3: Cross multiply
    173,227.56x = 259,841.40 × 126,142.32
  4. Step 4: Simplify right side
    173,227.56x = 32,776,997,028.05
  5. Step 5: Solve for x
    x = 32,776,997,028.05/173,227.56
  6. Step 6: Final answer
    x = 189,213.52

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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.