Home / 347,432.87-521,143.83-110,773.96

Finding the Fourth Proportional to 347,432.87, 521,143.83 and 110,773.96

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Solution

The fourth proportional to 347,432.87, 521,143.83 and 110,773.96 is: 166,159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,432.87 : 521,143.83 = 110,773.96 : x
  2. Step 2: Convert to fraction form
    347,432.87/521,143.83 = 110,773.96/x
  3. Step 3: Cross multiply
    347,432.87x = 521,143.83 × 110,773.96
  4. Step 4: Simplify right side
    347,432.87x = 57,729,163,172.95
  5. Step 5: Solve for x
    x = 57,729,163,172.95/347,432.87
  6. Step 6: Final answer
    x = 166,159.19

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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.