Home / 161,436.29-222,776.49-88,832.39

Finding the Fourth Proportional to 161,436.29, 222,776.49 and 88,832.39

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Solution

The fourth proportional to 161,436.29, 222,776.49 and 88,832.39 is: 122,585.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,436.29 : 222,776.49 = 88,832.39 : x
  2. Step 2: Convert to fraction form
    161,436.29/222,776.49 = 88,832.39/x
  3. Step 3: Cross multiply
    161,436.29x = 222,776.49 × 88,832.39
  4. Step 4: Simplify right side
    161,436.29x = 19,789,768,042.51
  5. Step 5: Solve for x
    x = 19,789,768,042.51/161,436.29
  6. Step 6: Final answer
    x = 122,585.62

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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.