Home / 240,767.40-361,208.70-100,448.04

Finding the Fourth Proportional to 240,767.40, 361,208.70 and 100,448.04

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Solution

The fourth proportional to 240,767.40, 361,208.70 and 100,448.04 is: 150,696.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,767.40 : 361,208.70 = 100,448.04 : x
  2. Step 2: Convert to fraction form
    240,767.40/361,208.70 = 100,448.04/x
  3. Step 3: Cross multiply
    240,767.40x = 361,208.70 × 100,448.04
  4. Step 4: Simplify right side
    240,767.40x = 36,282,705,945.95
  5. Step 5: Solve for x
    x = 36,282,705,945.95/240,767.40
  6. Step 6: Final answer
    x = 150,696.09

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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.