Home / 161,269.56-222,552.24-89,648.95

Finding the Fourth Proportional to 161,269.56, 222,552.24 and 89,648.95

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Solution

The fourth proportional to 161,269.56, 222,552.24 and 89,648.95 is: 123,715.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,269.56 : 222,552.24 = 89,648.95 : x
  2. Step 2: Convert to fraction form
    161,269.56/222,552.24 = 89,648.95/x
  3. Step 3: Cross multiply
    161,269.56x = 222,552.24 × 89,648.95
  4. Step 4: Simplify right side
    161,269.56x = 19,951,574,636.15
  5. Step 5: Solve for x
    x = 19,951,574,636.15/161,269.56
  6. Step 6: Final answer
    x = 123,715.69

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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.