Home / 237,459.12-356,180.04-71,242.80

Finding the Fourth Proportional to 237,459.12, 356,180.04 and 71,242.80

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Solution

The fourth proportional to 237,459.12, 356,180.04 and 71,242.80 is: 106,861.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,459.12 : 356,180.04 = 71,242.80 : x
  2. Step 2: Convert to fraction form
    237,459.12/356,180.04 = 71,242.80/x
  3. Step 3: Cross multiply
    237,459.12x = 356,180.04 × 71,242.80
  4. Step 4: Simplify right side
    237,459.12x = 25,375,263,353.71
  5. Step 5: Solve for x
    x = 25,375,263,353.71/237,459.12
  6. Step 6: Final answer
    x = 106,861.61

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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.