Home / 39,933.04-55,125.31-25,792.78

Finding the Fourth Proportional to 39,933.04, 55,125.31 and 25,792.78

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Solution

The fourth proportional to 39,933.04, 55,125.31 and 25,792.78 is: 35,605.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,933.04 : 55,125.31 = 25,792.78 : x
  2. Step 2: Convert to fraction form
    39,933.04/55,125.31 = 25,792.78/x
  3. Step 3: Cross multiply
    39,933.04x = 55,125.31 × 25,792.78
  4. Step 4: Simplify right side
    39,933.04x = 1,421,834,790.97
  5. Step 5: Solve for x
    x = 1,421,834,790.97/39,933.04
  6. Step 6: Final answer
    x = 35,605.48

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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.