Home / 117,104.14-161,625.60-66,803.14

Finding the Fourth Proportional to 117,104.14, 161,625.60 and 66,803.14

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Solution

The fourth proportional to 117,104.14, 161,625.60 and 66,803.14 is: 92,200.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,104.14 : 161,625.60 = 66,803.14 : x
  2. Step 2: Convert to fraction form
    117,104.14/161,625.60 = 66,803.14/x
  3. Step 3: Cross multiply
    117,104.14x = 161,625.60 × 66,803.14
  4. Step 4: Simplify right side
    117,104.14x = 10,797,097,584.38
  5. Step 5: Solve for x
    x = 10,797,097,584.38/117,104.14
  6. Step 6: Final answer
    x = 92,200.82

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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.