Home / 68,364.87-102,557.56-23,983.81

Finding the Fourth Proportional to 68,364.87, 102,557.56 and 23,983.81

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Solution

The fourth proportional to 68,364.87, 102,557.56 and 23,983.81 is: 35,979.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,364.87 : 102,557.56 = 23,983.81 : x
  2. Step 2: Convert to fraction form
    68,364.87/102,557.56 = 23,983.81/x
  3. Step 3: Cross multiply
    68,364.87x = 102,557.56 × 23,983.81
  4. Step 4: Simplify right side
    68,364.87x = 2,459,721,033.10
  5. Step 5: Solve for x
    x = 2,459,721,033.10/68,364.87
  6. Step 6: Final answer
    x = 35,979.31

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Why These Related Problems?

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