Home / 39,203.54-58,814.42-12,908.51

Finding the Fourth Proportional to 39,203.54, 58,814.42 and 12,908.51

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Solution

The fourth proportional to 39,203.54, 58,814.42 and 12,908.51 is: 19,365.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,203.54 : 58,814.42 = 12,908.51 : x
  2. Step 2: Convert to fraction form
    39,203.54/58,814.42 = 12,908.51/x
  3. Step 3: Cross multiply
    39,203.54x = 58,814.42 × 12,908.51
  4. Step 4: Simplify right side
    39,203.54x = 759,206,170.10
  5. Step 5: Solve for x
    x = 759,206,170.10/39,203.54
  6. Step 6: Final answer
    x = 19,365.76

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1.5x scale

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.