Home / 117,860.30-162,618.87-69,464.15

Finding the Fourth Proportional to 117,860.30, 162,618.87 and 69,464.15

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Solution

The fourth proportional to 117,860.30, 162,618.87 and 69,464.15 is: 95,843.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,860.30 : 162,618.87 = 69,464.15 : x
  2. Step 2: Convert to fraction form
    117,860.30/162,618.87 = 69,464.15/x
  3. Step 3: Cross multiply
    117,860.30x = 162,618.87 × 69,464.15
  4. Step 4: Simplify right side
    117,860.30x = 11,296,181,578.51
  5. Step 5: Solve for x
    x = 11,296,181,578.51/117,860.30
  6. Step 6: Final answer
    x = 95,843.82

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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.