Home / 171,564.30-236,701.98-103,555.44

Finding the Fourth Proportional to 171,564.30, 236,701.98 and 103,555.44

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Solution

The fourth proportional to 171,564.30, 236,701.98 and 103,555.44 is: 142,872.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,564.30 : 236,701.98 = 103,555.44 : x
  2. Step 2: Convert to fraction form
    171,564.30/236,701.98 = 103,555.44/x
  3. Step 3: Cross multiply
    171,564.30x = 236,701.98 × 103,555.44
  4. Step 4: Simplify right side
    171,564.30x = 24,511,777,687.77
  5. Step 5: Solve for x
    x = 24,511,777,687.77/171,564.30
  6. Step 6: Final answer
    x = 142,872.25

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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.