Home / 68,203.84-94,125.60-38,397.76

Finding the Fourth Proportional to 68,203.84, 94,125.60 and 38,397.76

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Solution

The fourth proportional to 68,203.84, 94,125.60 and 38,397.76 is: 52,991.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,203.84 : 94,125.60 = 38,397.76 : x
  2. Step 2: Convert to fraction form
    68,203.84/94,125.60 = 38,397.76/x
  3. Step 3: Cross multiply
    68,203.84x = 94,125.60 × 38,397.76
  4. Step 4: Simplify right side
    68,203.84x = 3,614,212,198.66
  5. Step 5: Solve for x
    x = 3,614,212,198.66/68,203.84
  6. Step 6: Final answer
    x = 52,991.33

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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.