Home / 52,502.43-72,453.70-28,629.51

Finding the Fourth Proportional to 52,502.43, 72,453.70 and 28,629.51

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Solution

The fourth proportional to 52,502.43, 72,453.70 and 28,629.51 is: 39,508.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,502.43 : 72,453.70 = 28,629.51 : x
  2. Step 2: Convert to fraction form
    52,502.43/72,453.70 = 28,629.51/x
  3. Step 3: Cross multiply
    52,502.43x = 72,453.70 × 28,629.51
  4. Step 4: Simplify right side
    52,502.43x = 2,074,313,928.69
  5. Step 5: Solve for x
    x = 2,074,313,928.69/52,502.43
  6. Step 6: Final answer
    x = 39,508.91

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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.