Home / 68,571.39-94,636.37-38,364.36

Finding the Fourth Proportional to 68,571.39, 94,636.37 and 38,364.36

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Solution

The fourth proportional to 68,571.39, 94,636.37 and 38,364.36 is: 52,947.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,571.39 : 94,636.37 = 38,364.36 : x
  2. Step 2: Convert to fraction form
    68,571.39/94,636.37 = 38,364.36/x
  3. Step 3: Cross multiply
    68,571.39x = 94,636.37 × 38,364.36
  4. Step 4: Simplify right side
    68,571.39x = 3,630,663,575.95
  5. Step 5: Solve for x
    x = 3,630,663,575.95/68,571.39
  6. Step 6: Final answer
    x = 52,947.21

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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.