Home / 68,333.12-94,300.44-38,121.02

Finding the Fourth Proportional to 68,333.12, 94,300.44 and 38,121.02

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Solution

The fourth proportional to 68,333.12, 94,300.44 and 38,121.02 is: 52,607.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,333.12 : 94,300.44 = 38,121.02 : x
  2. Step 2: Convert to fraction form
    68,333.12/94,300.44 = 38,121.02/x
  3. Step 3: Cross multiply
    68,333.12x = 94,300.44 × 38,121.02
  4. Step 4: Simplify right side
    68,333.12x = 3,594,828,959.25
  5. Step 5: Solve for x
    x = 3,594,828,959.25/68,333.12
  6. Step 6: Final answer
    x = 52,607.42

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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.