Home / 49,135.42-67,804.59-28,993.15

Finding the Fourth Proportional to 49,135.42, 67,804.59 and 28,993.15

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Solution

The fourth proportional to 49,135.42, 67,804.59 and 28,993.15 is: 40,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,135.42 : 67,804.59 = 28,993.15 : x
  2. Step 2: Convert to fraction form
    49,135.42/67,804.59 = 28,993.15/x
  3. Step 3: Cross multiply
    49,135.42x = 67,804.59 × 28,993.15
  4. Step 4: Simplify right side
    49,135.42x = 1,965,868,648.56
  5. Step 5: Solve for x
    x = 1,965,868,648.56/49,135.42
  6. Step 6: Final answer
    x = 40,009.20

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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.