Home / 110,381.27-152,321.92-62,631.77

Finding the Fourth Proportional to 110,381.27, 152,321.92 and 62,631.77

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Solution

The fourth proportional to 110,381.27, 152,321.92 and 62,631.77 is: 86,429.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,381.27 : 152,321.92 = 62,631.77 : x
  2. Step 2: Convert to fraction form
    110,381.27/152,321.92 = 62,631.77/x
  3. Step 3: Cross multiply
    110,381.27x = 152,321.92 × 62,631.77
  4. Step 4: Simplify right side
    110,381.27x = 9,540,190,541.21
  5. Step 5: Solve for x
    x = 9,540,190,541.21/110,381.27
  6. Step 6: Final answer
    x = 86,429.44

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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.