Home / 68,759.49-94,886.39-38,132.41

Finding the Fourth Proportional to 68,759.49, 94,886.39 and 38,132.41

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Solution

The fourth proportional to 68,759.49, 94,886.39 and 38,132.41 is: 52,621.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,759.49 : 94,886.39 = 38,132.41 : x
  2. Step 2: Convert to fraction form
    68,759.49/94,886.39 = 38,132.41/x
  3. Step 3: Cross multiply
    68,759.49x = 94,886.39 × 38,132.41
  4. Step 4: Simplify right side
    68,759.49x = 3,618,246,061.81
  5. Step 5: Solve for x
    x = 3,618,246,061.81/68,759.49
  6. Step 6: Final answer
    x = 52,621.77

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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.