Home / 347,199.60-520,799.40-160,109.04

Finding the Fourth Proportional to 347,199.60, 520,799.40 and 160,109.04

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Solution

The fourth proportional to 347,199.60, 520,799.40 and 160,109.04 is: 240,163.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,199.60 : 520,799.40 = 160,109.04 : x
  2. Step 2: Convert to fraction form
    347,199.60/520,799.40 = 160,109.04/x
  3. Step 3: Cross multiply
    347,199.60x = 520,799.40 × 160,109.04
  4. Step 4: Simplify right side
    347,199.60x = 83,384,691,966.58
  5. Step 5: Solve for x
    x = 83,384,691,966.58/347,199.60
  6. Step 6: Final answer
    x = 240,163.56

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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.