Home / 240,819.04-332,301.63-138,877.84

Finding the Fourth Proportional to 240,819.04, 332,301.63 and 138,877.84

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Solution

The fourth proportional to 240,819.04, 332,301.63 and 138,877.84 is: 191,634.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,819.04 : 332,301.63 = 138,877.84 : x
  2. Step 2: Convert to fraction form
    240,819.04/332,301.63 = 138,877.84/x
  3. Step 3: Cross multiply
    240,819.04x = 332,301.63 × 138,877.84
  4. Step 4: Simplify right side
    240,819.04x = 46,149,332,602.88
  5. Step 5: Solve for x
    x = 46,149,332,602.88/240,819.04
  6. Step 6: Final answer
    x = 191,634.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.