Home / 43,767.36-60,423.84-28,906.56

Finding the Fourth Proportional to 43,767.36, 60,423.84 and 28,906.56

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Solution

The fourth proportional to 43,767.36, 60,423.84 and 28,906.56 is: 39,907.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,767.36 : 60,423.84 = 28,906.56 : x
  2. Step 2: Convert to fraction form
    43,767.36/60,423.84 = 28,906.56/x
  3. Step 3: Cross multiply
    43,767.36x = 60,423.84 × 28,906.56
  4. Step 4: Simplify right side
    43,767.36x = 1,746,645,356.39
  5. Step 5: Solve for x
    x = 1,746,645,356.39/43,767.36
  6. Step 6: Final answer
    x = 39,907.49

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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.