Home / 68,378.20-102,567.30-41,997.40

Finding the Fourth Proportional to 68,378.20, 102,567.30 and 41,997.40

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Solution

The fourth proportional to 68,378.20, 102,567.30 and 41,997.40 is: 62,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,378.20 : 102,567.30 = 41,997.40 : x
  2. Step 2: Convert to fraction form
    68,378.20/102,567.30 = 41,997.40/x
  3. Step 3: Cross multiply
    68,378.20x = 102,567.30 × 41,997.40
  4. Step 4: Simplify right side
    68,378.20x = 4,307,559,925.02
  5. Step 5: Solve for x
    x = 4,307,559,925.02/68,378.20
  6. Step 6: Final answer
    x = 62,996.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.