Home / 118,002.12-162,843.13-67,014.84

Finding the Fourth Proportional to 118,002.12, 162,843.13 and 67,014.84

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Solution

The fourth proportional to 118,002.12, 162,843.13 and 67,014.84 is: 92,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,002.12 : 162,843.13 = 67,014.84 : x
  2. Step 2: Convert to fraction form
    118,002.12/162,843.13 = 67,014.84/x
  3. Step 3: Cross multiply
    118,002.12x = 162,843.13 × 67,014.84
  4. Step 4: Simplify right side
    118,002.12x = 10,912,906,192.37
  5. Step 5: Solve for x
    x = 10,912,906,192.37/118,002.12
  6. Step 6: Final answer
    x = 92,480.60

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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.