Home / 106,497.04-159,843.64-53,943.12

Finding the Fourth Proportional to 106,497.04, 159,843.64 and 53,943.12

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Solution

The fourth proportional to 106,497.04, 159,843.64 and 53,943.12 is: 80,964.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,497.04 : 159,843.64 = 53,943.12 : x
  2. Step 2: Convert to fraction form
    106,497.04/159,843.64 = 53,943.12/x
  3. Step 3: Cross multiply
    106,497.04x = 159,843.64 × 53,943.12
  4. Step 4: Simplify right side
    106,497.04x = 8,622,464,653.76
  5. Step 5: Solve for x
    x = 8,622,464,653.76/106,497.04
  6. Step 6: Final answer
    x = 80,964.36

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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.