Home / 74,337.68-111,507.96-24,420.56

Finding the Fourth Proportional to 74,337.68, 111,507.96 and 24,420.56

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Solution

The fourth proportional to 74,337.68, 111,507.96 and 24,420.56 is: 36,631.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,337.68 : 111,507.96 = 24,420.56 : x
  2. Step 2: Convert to fraction form
    74,337.68/111,507.96 = 24,420.56/x
  3. Step 3: Cross multiply
    74,337.68x = 111,507.96 × 24,420.56
  4. Step 4: Simplify right side
    74,337.68x = 2,723,086,827.66
  5. Step 5: Solve for x
    x = 2,723,086,827.66/74,337.68
  6. Step 6: Final answer
    x = 36,631.31

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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.