Home / 161,414.48-222,726.30-89,794.28

Finding the Fourth Proportional to 161,414.48, 222,726.30 and 89,794.28

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Solution

The fourth proportional to 161,414.48, 222,726.30 and 89,794.28 is: 123,901.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,414.48 : 222,726.30 = 89,794.28 : x
  2. Step 2: Convert to fraction form
    161,414.48/222,726.30 = 89,794.28/x
  3. Step 3: Cross multiply
    161,414.48x = 222,726.30 × 89,794.28
  4. Step 4: Simplify right side
    161,414.48x = 19,999,547,745.56
  5. Step 5: Solve for x
    x = 19,999,547,745.56/161,414.48
  6. Step 6: Final answer
    x = 123,901.82

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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.