Home / 100,822.58-151,198.63-29,726.35

Finding the Fourth Proportional to 100,822.58, 151,198.63 and 29,726.35

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Solution

The fourth proportional to 100,822.58, 151,198.63 and 29,726.35 is: 44,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,822.58 : 151,198.63 = 29,726.35 : x
  2. Step 2: Convert to fraction form
    100,822.58/151,198.63 = 29,726.35/x
  3. Step 3: Cross multiply
    100,822.58x = 151,198.63 × 29,726.35
  4. Step 4: Simplify right side
    100,822.58x = 4,494,583,394.90
  5. Step 5: Solve for x
    x = 4,494,583,394.90/100,822.58
  6. Step 6: Final answer
    x = 44,579.13

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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.