Home / 49,550.85-68,392.05-28,342.47

Finding the Fourth Proportional to 49,550.85, 68,392.05 and 28,342.47

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Solution

The fourth proportional to 49,550.85, 68,392.05 and 28,342.47 is: 39,119.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,550.85 : 68,392.05 = 28,342.47 : x
  2. Step 2: Convert to fraction form
    49,550.85/68,392.05 = 28,342.47/x
  3. Step 3: Cross multiply
    49,550.85x = 68,392.05 × 28,342.47
  4. Step 4: Simplify right side
    49,550.85x = 1,938,399,625.36
  5. Step 5: Solve for x
    x = 1,938,399,625.36/49,550.85
  6. Step 6: Final answer
    x = 39,119.40

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1.5x scale

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.