Home / 166,948.47-250,434.15-67,108.74

Finding the Fourth Proportional to 166,948.47, 250,434.15 and 67,108.74

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Solution

The fourth proportional to 166,948.47, 250,434.15 and 67,108.74 is: 100,667.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,948.47 : 250,434.15 = 67,108.74 : x
  2. Step 2: Convert to fraction form
    166,948.47/250,434.15 = 67,108.74/x
  3. Step 3: Cross multiply
    166,948.47x = 250,434.15 × 67,108.74
  4. Step 4: Simplify right side
    166,948.47x = 16,806,320,259.47
  5. Step 5: Solve for x
    x = 16,806,320,259.47/166,948.47
  6. Step 6: Final answer
    x = 100,667.71

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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.