Home / 161,480.39-222,841.33-89,859.17

Finding the Fourth Proportional to 161,480.39, 222,841.33 and 89,859.17

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Solution

The fourth proportional to 161,480.39, 222,841.33 and 89,859.17 is: 124,004.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,480.39 : 222,841.33 = 89,859.17 : x
  2. Step 2: Convert to fraction form
    161,480.39/222,841.33 = 89,859.17/x
  3. Step 3: Cross multiply
    161,480.39x = 222,841.33 × 89,859.17
  4. Step 4: Simplify right side
    161,480.39x = 20,024,337,287.95
  5. Step 5: Solve for x
    x = 20,024,337,287.95/161,480.39
  6. Step 6: Final answer
    x = 124,004.77

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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.