Home / 121,600.40-167,810.22-67,156.24

Finding the Fourth Proportional to 121,600.40, 167,810.22 and 67,156.24

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Solution

The fourth proportional to 121,600.40, 167,810.22 and 67,156.24 is: 92,676.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,600.40 : 167,810.22 = 67,156.24 : x
  2. Step 2: Convert to fraction form
    121,600.40/167,810.22 = 67,156.24/x
  3. Step 3: Cross multiply
    121,600.40x = 167,810.22 × 67,156.24
  4. Step 4: Simplify right side
    121,600.40x = 11,269,503,527.93
  5. Step 5: Solve for x
    x = 11,269,503,527.93/121,600.40
  6. Step 6: Final answer
    x = 92,676.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.