Home / 106,048.77-146,349.75-57,653.43

Finding the Fourth Proportional to 106,048.77, 146,349.75 and 57,653.43

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Solution

The fourth proportional to 106,048.77, 146,349.75 and 57,653.43 is: 79,563.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,048.77 : 146,349.75 = 57,653.43 : x
  2. Step 2: Convert to fraction form
    106,048.77/146,349.75 = 57,653.43/x
  3. Step 3: Cross multiply
    106,048.77x = 146,349.75 × 57,653.43
  4. Step 4: Simplify right side
    106,048.77x = 8,437,565,067.14
  5. Step 5: Solve for x
    x = 8,437,565,067.14/106,048.77
  6. Step 6: Final answer
    x = 79,563.06

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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.