Home / 222,066.38-306,365.54-141,479.48

Finding the Fourth Proportional to 222,066.38, 306,365.54 and 141,479.48

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Solution

The fourth proportional to 222,066.38, 306,365.54 and 141,479.48 is: 195,186.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,066.38 : 306,365.54 = 141,479.48 : x
  2. Step 2: Convert to fraction form
    222,066.38/306,365.54 = 141,479.48/x
  3. Step 3: Cross multiply
    222,066.38x = 306,365.54 × 141,479.48
  4. Step 4: Simplify right side
    222,066.38x = 43,344,437,289.12
  5. Step 5: Solve for x
    x = 43,344,437,289.12/222,066.38
  6. Step 6: Final answer
    x = 195,186.85

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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.