Home / 39,268.70-58,636.31-38,204.56

Finding the Fourth Proportional to 39,268.70, 58,636.31 and 38,204.56

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Solution

The fourth proportional to 39,268.70, 58,636.31 and 38,204.56 is: 57,047.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,268.70 : 58,636.31 = 38,204.56 : x
  2. Step 2: Convert to fraction form
    39,268.70/58,636.31 = 38,204.56/x
  3. Step 3: Cross multiply
    39,268.70x = 58,636.31 × 38,204.56
  4. Step 4: Simplify right side
    39,268.70x = 2,240,174,305.85
  5. Step 5: Solve for x
    x = 2,240,174,305.85/39,268.70
  6. Step 6: Final answer
    x = 57,047.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.