Home / 69,917.18-96,485.22-38,086.08

Finding the Fourth Proportional to 69,917.18, 96,485.22 and 38,086.08

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Solution

The fourth proportional to 69,917.18, 96,485.22 and 38,086.08 is: 52,558.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,917.18 : 96,485.22 = 38,086.08 : x
  2. Step 2: Convert to fraction form
    69,917.18/96,485.22 = 38,086.08/x
  3. Step 3: Cross multiply
    69,917.18x = 96,485.22 × 38,086.08
  4. Step 4: Simplify right side
    69,917.18x = 3,674,743,610.17
  5. Step 5: Solve for x
    x = 3,674,743,610.17/69,917.18
  6. Step 6: Final answer
    x = 52,558.52

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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.