Home / 48,928.41-67,534.49-28,791.77

Finding the Fourth Proportional to 48,928.41, 67,534.49 and 28,791.77

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Solution

The fourth proportional to 48,928.41, 67,534.49 and 28,791.77 is: 39,740.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,928.41 : 67,534.49 = 28,791.77 : x
  2. Step 2: Convert to fraction form
    48,928.41/67,534.49 = 28,791.77/x
  3. Step 3: Cross multiply
    48,928.41x = 67,534.49 × 28,791.77
  4. Step 4: Simplify right side
    48,928.41x = 1,944,437,237.45
  5. Step 5: Solve for x
    x = 1,944,437,237.45/48,928.41
  6. Step 6: Final answer
    x = 39,740.45

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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.