Home / 161,553.29-222,943.46-89,950.23

Finding the Fourth Proportional to 161,553.29, 222,943.46 and 89,950.23

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Solution

The fourth proportional to 161,553.29, 222,943.46 and 89,950.23 is: 124,131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,553.29 : 222,943.46 = 89,950.23 : x
  2. Step 2: Convert to fraction form
    161,553.29/222,943.46 = 89,950.23/x
  3. Step 3: Cross multiply
    161,553.29x = 222,943.46 × 89,950.23
  4. Step 4: Simplify right side
    161,553.29x = 20,053,815,813.20
  5. Step 5: Solve for x
    x = 20,053,815,813.20/161,553.29
  6. Step 6: Final answer
    x = 124,131.27

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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.