Home / 68,203.13-94,133.39-38,395.13

Finding the Fourth Proportional to 68,203.13, 94,133.39 and 38,395.13

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Solution

The fourth proportional to 68,203.13, 94,133.39 and 38,395.13 is: 52,992.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,203.13 : 94,133.39 = 38,395.13 : x
  2. Step 2: Convert to fraction form
    68,203.13/94,133.39 = 38,395.13/x
  3. Step 3: Cross multiply
    68,203.13x = 94,133.39 × 38,395.13
  4. Step 4: Simplify right side
    68,203.13x = 3,614,263,083.75
  5. Step 5: Solve for x
    x = 3,614,263,083.75/68,203.13
  6. Step 6: Final answer
    x = 52,992.63

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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.