Home / 117,006.76-161,301.38-83,414.44

Finding the Fourth Proportional to 117,006.76, 161,301.38 and 83,414.44

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Solution

The fourth proportional to 117,006.76, 161,301.38 and 83,414.44 is: 114,992.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,006.76 : 161,301.38 = 83,414.44 : x
  2. Step 2: Convert to fraction form
    117,006.76/161,301.38 = 83,414.44/x
  3. Step 3: Cross multiply
    117,006.76x = 161,301.38 × 83,414.44
  4. Step 4: Simplify right side
    117,006.76x = 13,454,864,283.93
  5. Step 5: Solve for x
    x = 13,454,864,283.93/117,006.76
  6. Step 6: Final answer
    x = 114,992.20

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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.