Home / 161,534.73-222,914.07-89,913.22

Finding the Fourth Proportional to 161,534.73, 222,914.07 and 89,913.22

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Solution

The fourth proportional to 161,534.73, 222,914.07 and 89,913.22 is: 124,078.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,534.73 : 222,914.07 = 89,913.22 : x
  2. Step 2: Convert to fraction form
    161,534.73/222,914.07 = 89,913.22/x
  3. Step 3: Cross multiply
    161,534.73x = 222,914.07 × 89,913.22
  4. Step 4: Simplify right side
    161,534.73x = 20,042,920,702.44
  5. Step 5: Solve for x
    x = 20,042,920,702.44/161,534.73
  6. Step 6: Final answer
    x = 124,078.09

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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.