Home / 101,766.29-140,345.60-63,529.37

Finding the Fourth Proportional to 101,766.29, 140,345.60 and 63,529.37

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Solution

The fourth proportional to 101,766.29, 140,345.60 and 63,529.37 is: 87,613.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,766.29 : 140,345.60 = 63,529.37 : x
  2. Step 2: Convert to fraction form
    101,766.29/140,345.60 = 63,529.37/x
  3. Step 3: Cross multiply
    101,766.29x = 140,345.60 × 63,529.37
  4. Step 4: Simplify right side
    101,766.29x = 8,916,067,007.37
  5. Step 5: Solve for x
    x = 8,916,067,007.37/101,766.29
  6. Step 6: Final answer
    x = 87,613.17

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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.