Home / 166,986.73-250,417.77-67,113.10

Finding the Fourth Proportional to 166,986.73, 250,417.77 and 67,113.10

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Solution

The fourth proportional to 166,986.73, 250,417.77 and 67,113.10 is: 100,644.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,986.73 : 250,417.77 = 67,113.10 : x
  2. Step 2: Convert to fraction form
    166,986.73/250,417.77 = 67,113.10/x
  3. Step 3: Cross multiply
    166,986.73x = 250,417.77 × 67,113.10
  4. Step 4: Simplify right side
    166,986.73x = 16,806,312,839.79
  5. Step 5: Solve for x
    x = 16,806,312,839.79/166,986.73
  6. Step 6: Final answer
    x = 100,644.60

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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.