Home / 166,689.28-250,131.66-61,581.52

Finding the Fourth Proportional to 166,689.28, 250,131.66 and 61,581.52

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Solution

The fourth proportional to 166,689.28, 250,131.66 and 61,581.52 is: 92,408.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,689.28 : 250,131.66 = 61,581.52 : x
  2. Step 2: Convert to fraction form
    166,689.28/250,131.66 = 61,581.52/x
  3. Step 3: Cross multiply
    166,689.28x = 250,131.66 × 61,581.52
  4. Step 4: Simplify right side
    166,689.28x = 15,403,487,822.92
  5. Step 5: Solve for x
    x = 15,403,487,822.92/166,689.28
  6. Step 6: Final answer
    x = 92,408.39

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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.