Home / 48,716.52-67,017.96-39,744.36

Finding the Fourth Proportional to 48,716.52, 67,017.96 and 39,744.36

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Solution

The fourth proportional to 48,716.52, 67,017.96 and 39,744.36 is: 54,675.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,716.52 : 67,017.96 = 39,744.36 : x
  2. Step 2: Convert to fraction form
    48,716.52/67,017.96 = 39,744.36/x
  3. Step 3: Cross multiply
    48,716.52x = 67,017.96 × 39,744.36
  4. Step 4: Simplify right side
    48,716.52x = 2,663,585,928.71
  5. Step 5: Solve for x
    x = 2,663,585,928.71/48,716.52
  6. Step 6: Final answer
    x = 54,675.21

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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.