Home / 166,951.47-250,438.65-67,111.74

Finding the Fourth Proportional to 166,951.47, 250,438.65 and 67,111.74

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Solution

The fourth proportional to 166,951.47, 250,438.65 and 67,111.74 is: 100,672.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,951.47 : 250,438.65 = 67,111.74 : x
  2. Step 2: Convert to fraction form
    166,951.47/250,438.65 = 67,111.74/x
  3. Step 3: Cross multiply
    166,951.47x = 250,438.65 × 67,111.74
  4. Step 4: Simplify right side
    166,951.47x = 16,807,373,564.75
  5. Step 5: Solve for x
    x = 16,807,373,564.75/166,951.47
  6. Step 6: Final answer
    x = 100,672.21

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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.