Home / 172,252.85-237,692.66-99,644.09

Finding the Fourth Proportional to 172,252.85, 237,692.66 and 99,644.09

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Solution

The fourth proportional to 172,252.85, 237,692.66 and 99,644.09 is: 137,499.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,252.85 : 237,692.66 = 99,644.09 : x
  2. Step 2: Convert to fraction form
    172,252.85/237,692.66 = 99,644.09/x
  3. Step 3: Cross multiply
    172,252.85x = 237,692.66 × 99,644.09
  4. Step 4: Simplify right side
    172,252.85x = 23,684,667,118.70
  5. Step 5: Solve for x
    x = 23,684,667,118.70/172,252.85
  6. Step 6: Final answer
    x = 137,499.42

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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.