Home / 68,311.95-94,270.30-38,097.31

Finding the Fourth Proportional to 68,311.95, 94,270.30 and 38,097.31

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Solution

The fourth proportional to 68,311.95, 94,270.30 and 38,097.31 is: 52,574.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,311.95 : 94,270.30 = 38,097.31 : x
  2. Step 2: Convert to fraction form
    68,311.95/94,270.30 = 38,097.31/x
  3. Step 3: Cross multiply
    68,311.95x = 94,270.30 × 38,097.31
  4. Step 4: Simplify right side
    68,311.95x = 3,591,444,842.89
  5. Step 5: Solve for x
    x = 3,591,444,842.89/68,311.95
  6. Step 6: Final answer
    x = 52,574.18

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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.