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Finding the Fourth Proportional to 160,998.07, 222,175.22 and 92,087.07

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Solution

The fourth proportional to 160,998.07, 222,175.22 and 92,087.07 is: 127,078.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,998.07 : 222,175.22 = 92,087.07 : x
  2. Step 2: Convert to fraction form
    160,998.07/222,175.22 = 92,087.07/x
  3. Step 3: Cross multiply
    160,998.07x = 222,175.22 × 92,087.07
  4. Step 4: Simplify right side
    160,998.07x = 20,459,465,036.41
  5. Step 5: Solve for x
    x = 20,459,465,036.41/160,998.07
  6. Step 6: Final answer
    x = 127,078.95

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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.