Home / 250,220.45-375,351.18-72,727.29

Finding the Fourth Proportional to 250,220.45, 375,351.18 and 72,727.29

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Solution

The fourth proportional to 250,220.45, 375,351.18 and 72,727.29 is: 109,096.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,220.45 : 375,351.18 = 72,727.29 : x
  2. Step 2: Convert to fraction form
    250,220.45/375,351.18 = 72,727.29/x
  3. Step 3: Cross multiply
    250,220.45x = 375,351.18 × 72,727.29
  4. Step 4: Simplify right side
    250,220.45x = 27,298,274,119.70
  5. Step 5: Solve for x
    x = 27,298,274,119.70/250,220.45
  6. Step 6: Final answer
    x = 109,096.89

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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.