Home / 121,536.78-182,226.06-50,439.84

Finding the Fourth Proportional to 121,536.78, 182,226.06 and 50,439.84

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Solution

The fourth proportional to 121,536.78, 182,226.06 and 50,439.84 is: 75,626.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,536.78 : 182,226.06 = 50,439.84 : x
  2. Step 2: Convert to fraction form
    121,536.78/182,226.06 = 50,439.84/x
  3. Step 3: Cross multiply
    121,536.78x = 182,226.06 × 50,439.84
  4. Step 4: Simplify right side
    121,536.78x = 9,191,453,310.23
  5. Step 5: Solve for x
    x = 9,191,453,310.23/121,536.78
  6. Step 6: Final answer
    x = 75,626.93

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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.