Home / 69,733.68-104,652.36-38,629.68

Finding the Fourth Proportional to 69,733.68, 104,652.36 and 38,629.68

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Solution

The fourth proportional to 69,733.68, 104,652.36 and 38,629.68 is: 57,973.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,733.68 : 104,652.36 = 38,629.68 : x
  2. Step 2: Convert to fraction form
    69,733.68/104,652.36 = 38,629.68/x
  3. Step 3: Cross multiply
    69,733.68x = 104,652.36 × 38,629.68
  4. Step 4: Simplify right side
    69,733.68x = 4,042,687,178.04
  5. Step 5: Solve for x
    x = 4,042,687,178.04/69,733.68
  6. Step 6: Final answer
    x = 57,973.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.