Home / 57,821.68-86,593.92-29,667.64

Finding the Fourth Proportional to 57,821.68, 86,593.92 and 29,667.64

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Solution

The fourth proportional to 57,821.68, 86,593.92 and 29,667.64 is: 44,430.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,821.68 : 86,593.92 = 29,667.64 : x
  2. Step 2: Convert to fraction form
    57,821.68/86,593.92 = 29,667.64/x
  3. Step 3: Cross multiply
    57,821.68x = 86,593.92 × 29,667.64
  4. Step 4: Simplify right side
    57,821.68x = 2,569,037,244.75
  5. Step 5: Solve for x
    x = 2,569,037,244.75/57,821.68
  6. Step 6: Final answer
    x = 44,430.35

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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.