Home / 116,912.24-161,340.08-63,198.32

Finding the Fourth Proportional to 116,912.24, 161,340.08 and 63,198.32

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Solution

The fourth proportional to 116,912.24, 161,340.08 and 63,198.32 is: 87,214.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,912.24 : 161,340.08 = 63,198.32 : x
  2. Step 2: Convert to fraction form
    116,912.24/161,340.08 = 63,198.32/x
  3. Step 3: Cross multiply
    116,912.24x = 161,340.08 × 63,198.32
  4. Step 4: Simplify right side
    116,912.24x = 10,196,422,004.67
  5. Step 5: Solve for x
    x = 10,196,422,004.67/116,912.24
  6. Step 6: Final answer
    x = 87,214.32

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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.