Home / 171,819.29-257,667.17-59,469.05

Finding the Fourth Proportional to 171,819.29, 257,667.17 and 59,469.05

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Solution

The fourth proportional to 171,819.29, 257,667.17 and 59,469.05 is: 89,182.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,819.29 : 257,667.17 = 59,469.05 : x
  2. Step 2: Convert to fraction form
    171,819.29/257,667.17 = 59,469.05/x
  3. Step 3: Cross multiply
    171,819.29x = 257,667.17 × 59,469.05
  4. Step 4: Simplify right side
    171,819.29x = 15,323,220,230.41
  5. Step 5: Solve for x
    x = 15,323,220,230.41/171,819.29
  6. Step 6: Final answer
    x = 89,182.19

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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.