Home / 39,193.77-58,790.66-21,700.51

Finding the Fourth Proportional to 39,193.77, 58,790.66 and 21,700.51

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Solution

The fourth proportional to 39,193.77, 58,790.66 and 21,700.51 is: 32,550.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,193.77 : 58,790.66 = 21,700.51 : x
  2. Step 2: Convert to fraction form
    39,193.77/58,790.66 = 21,700.51/x
  3. Step 3: Cross multiply
    39,193.77x = 58,790.66 × 21,700.51
  4. Step 4: Simplify right side
    39,193.77x = 1,275,787,171.82
  5. Step 5: Solve for x
    x = 1,275,787,171.82/39,193.77
  6. Step 6: Final answer
    x = 32,550.76

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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.