Home / 106,257.27-146,635.47-63,816.51

Finding the Fourth Proportional to 106,257.27, 146,635.47 and 63,816.51

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Solution

The fourth proportional to 106,257.27, 146,635.47 and 63,816.51 is: 88,067.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,257.27 : 146,635.47 = 63,816.51 : x
  2. Step 2: Convert to fraction form
    106,257.27/146,635.47 = 63,816.51/x
  3. Step 3: Cross multiply
    106,257.27x = 146,635.47 × 63,816.51
  4. Step 4: Simplify right side
    106,257.27x = 9,357,763,937.61
  5. Step 5: Solve for x
    x = 9,357,763,937.61/106,257.27
  6. Step 6: Final answer
    x = 88,067.05

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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.