Home / 117,067.02-161,552.49-63,352.04

Finding the Fourth Proportional to 117,067.02, 161,552.49 and 63,352.04

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Solution

The fourth proportional to 117,067.02, 161,552.49 and 63,352.04 is: 87,425.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,067.02 : 161,552.49 = 63,352.04 : x
  2. Step 2: Convert to fraction form
    117,067.02/161,552.49 = 63,352.04/x
  3. Step 3: Cross multiply
    117,067.02x = 161,552.49 × 63,352.04
  4. Step 4: Simplify right side
    117,067.02x = 10,234,679,808.58
  5. Step 5: Solve for x
    x = 10,234,679,808.58/117,067.02
  6. Step 6: Final answer
    x = 87,425.82

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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.