Home / 204,156.80-281,767.04-146,985.36

Finding the Fourth Proportional to 204,156.80, 281,767.04 and 146,985.36

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Solution

The fourth proportional to 204,156.80, 281,767.04 and 146,985.36 is: 202,861.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,156.80 : 281,767.04 = 146,985.36 : x
  2. Step 2: Convert to fraction form
    204,156.80/281,767.04 = 146,985.36/x
  3. Step 3: Cross multiply
    204,156.80x = 281,767.04 × 146,985.36
  4. Step 4: Simplify right side
    204,156.80x = 41,415,629,810.53
  5. Step 5: Solve for x
    x = 41,415,629,810.53/204,156.80
  6. Step 6: Final answer
    x = 202,861.87

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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.