Home / 161,194.24-222,443.58-89,570.80

Finding the Fourth Proportional to 161,194.24, 222,443.58 and 89,570.80

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Solution

The fourth proportional to 161,194.24, 222,443.58 and 89,570.80 is: 123,605.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,194.24 : 222,443.58 = 89,570.80 : x
  2. Step 2: Convert to fraction form
    161,194.24/222,443.58 = 89,570.80/x
  3. Step 3: Cross multiply
    161,194.24x = 222,443.58 × 89,570.80
  4. Step 4: Simplify right side
    161,194.24x = 19,924,449,415.46
  5. Step 5: Solve for x
    x = 19,924,449,415.46/161,194.24
  6. Step 6: Final answer
    x = 123,605.22

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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.