Home / 347,618.76-521,296.90-160,499.04

Finding the Fourth Proportional to 347,618.76, 521,296.90 and 160,499.04

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Solution

The fourth proportional to 347,618.76, 521,296.90 and 160,499.04 is: 240,687.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,618.76 : 521,296.90 = 160,499.04 : x
  2. Step 2: Convert to fraction form
    347,618.76/521,296.90 = 160,499.04/x
  3. Step 3: Cross multiply
    347,618.76x = 521,296.90 × 160,499.04
  4. Step 4: Simplify right side
    347,618.76x = 83,667,652,004.98
  5. Step 5: Solve for x
    x = 83,667,652,004.98/347,618.76
  6. Step 6: Final answer
    x = 240,687.97

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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.