Home / 116,446.41-160,670.39-74,067.21

Finding the Fourth Proportional to 116,446.41, 160,670.39 and 74,067.21

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Solution

The fourth proportional to 116,446.41, 160,670.39 and 74,067.21 is: 102,196.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,446.41 : 160,670.39 = 74,067.21 : x
  2. Step 2: Convert to fraction form
    116,446.41/160,670.39 = 74,067.21/x
  3. Step 3: Cross multiply
    116,446.41x = 160,670.39 × 74,067.21
  4. Step 4: Simplify right side
    116,446.41x = 11,900,407,146.58
  5. Step 5: Solve for x
    x = 11,900,407,146.58/116,446.41
  6. Step 6: Final answer
    x = 102,196.43

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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.