Home / 240,858.30-361,306.14-72,365.46

Finding the Fourth Proportional to 240,858.30, 361,306.14 and 72,365.46

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Solution

The fourth proportional to 240,858.30, 361,306.14 and 72,365.46 is: 108,553.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,858.30 : 361,306.14 = 72,365.46 : x
  2. Step 2: Convert to fraction form
    240,858.30/361,306.14 = 72,365.46/x
  3. Step 3: Cross multiply
    240,858.30x = 361,306.14 × 72,365.46
  4. Step 4: Simplify right side
    240,858.30x = 26,146,085,021.92
  5. Step 5: Solve for x
    x = 26,146,085,021.92/240,858.30
  6. Step 6: Final answer
    x = 108,553.81

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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.