Home / 160,944.17-222,100.18-89,327.21

Finding the Fourth Proportional to 160,944.17, 222,100.18 and 89,327.21

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Solution

The fourth proportional to 160,944.17, 222,100.18 and 89,327.21 is: 123,270.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,944.17 : 222,100.18 = 89,327.21 : x
  2. Step 2: Convert to fraction form
    160,944.17/222,100.18 = 89,327.21/x
  3. Step 3: Cross multiply
    160,944.17x = 222,100.18 × 89,327.21
  4. Step 4: Simplify right side
    160,944.17x = 19,839,588,086.08
  5. Step 5: Solve for x
    x = 19,839,588,086.08/160,944.17
  6. Step 6: Final answer
    x = 123,270.01

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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.