Home / 161,006.52-222,111.80-113,286.18

Finding the Fourth Proportional to 161,006.52, 222,111.80 and 113,286.18

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Solution

The fourth proportional to 161,006.52, 222,111.80 and 113,286.18 is: 156,280.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,006.52 : 222,111.80 = 113,286.18 : x
  2. Step 2: Convert to fraction form
    161,006.52/222,111.80 = 113,286.18/x
  3. Step 3: Cross multiply
    161,006.52x = 222,111.80 × 113,286.18
  4. Step 4: Simplify right side
    161,006.52x = 25,162,197,354.92
  5. Step 5: Solve for x
    x = 25,162,197,354.92/161,006.52
  6. Step 6: Final answer
    x = 156,280.61

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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.