Home / 250,089.20-375,204.04-100,434.57

Finding the Fourth Proportional to 250,089.20, 375,204.04 and 100,434.57

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Solution

The fourth proportional to 250,089.20, 375,204.04 and 100,434.57 is: 150,680.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,089.20 : 375,204.04 = 100,434.57 : x
  2. Step 2: Convert to fraction form
    250,089.20/375,204.04 = 100,434.57/x
  3. Step 3: Cross multiply
    250,089.20x = 375,204.04 × 100,434.57
  4. Step 4: Simplify right side
    250,089.20x = 37,683,456,203.22
  5. Step 5: Solve for x
    x = 37,683,456,203.22/250,089.20
  6. Step 6: Final answer
    x = 150,680.06

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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.