Home / 250,226.42-375,261.97-90,281.56

Finding the Fourth Proportional to 250,226.42, 375,261.97 and 90,281.56

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Solution

The fourth proportional to 250,226.42, 375,261.97 and 90,281.56 is: 135,394.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,226.42 : 375,261.97 = 90,281.56 : x
  2. Step 2: Convert to fraction form
    250,226.42/375,261.97 = 90,281.56/x
  3. Step 3: Cross multiply
    250,226.42x = 375,261.97 × 90,281.56
  4. Step 4: Simplify right side
    250,226.42x = 33,879,235,926.28
  5. Step 5: Solve for x
    x = 33,879,235,926.28/250,226.42
  6. Step 6: Final answer
    x = 135,394.32

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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.