Home / 164,716.12-227,308.44-89,264.62

Finding the Fourth Proportional to 164,716.12, 227,308.44 and 89,264.62

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Solution

The fourth proportional to 164,716.12, 227,308.44 and 89,264.62 is: 123,185.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,716.12 : 227,308.44 = 89,264.62 : x
  2. Step 2: Convert to fraction form
    164,716.12/227,308.44 = 89,264.62/x
  3. Step 3: Cross multiply
    164,716.12x = 227,308.44 × 89,264.62
  4. Step 4: Simplify right side
    164,716.12x = 20,290,601,519.39
  5. Step 5: Solve for x
    x = 20,290,601,519.39/164,716.12
  6. Step 6: Final answer
    x = 123,185.28

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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.