Home / 117,067.06-161,551.22-63,351.10

Finding the Fourth Proportional to 117,067.06, 161,551.22 and 63,351.10

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Solution

The fourth proportional to 117,067.06, 161,551.22 and 63,351.10 is: 87,423.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,067.06 : 161,551.22 = 63,351.10 : x
  2. Step 2: Convert to fraction form
    117,067.06/161,551.22 = 63,351.10/x
  3. Step 3: Cross multiply
    117,067.06x = 161,551.22 × 63,351.10
  4. Step 4: Simplify right side
    117,067.06x = 10,234,447,493.34
  5. Step 5: Solve for x
    x = 10,234,447,493.34/117,067.06
  6. Step 6: Final answer
    x = 87,423.80

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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.