Home / 74,419.68-111,644.88-24,502.75

Finding the Fourth Proportional to 74,419.68, 111,644.88 and 24,502.75

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Solution

The fourth proportional to 74,419.68, 111,644.88 and 24,502.75 is: 36,759.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,419.68 : 111,644.88 = 24,502.75 : x
  2. Step 2: Convert to fraction form
    74,419.68/111,644.88 = 24,502.75/x
  3. Step 3: Cross multiply
    74,419.68x = 111,644.88 × 24,502.75
  4. Step 4: Simplify right side
    74,419.68x = 2,735,606,583.42
  5. Step 5: Solve for x
    x = 2,735,606,583.42/74,419.68
  6. Step 6: Final answer
    x = 36,759.18

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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.