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Finding the Fourth Proportional to 201,377.80, 301,721.10 and 95,969.80

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Solution

The fourth proportional to 201,377.80, 301,721.10 and 95,969.80 is: 143,790.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,377.80 : 301,721.10 = 95,969.80 : x
  2. Step 2: Convert to fraction form
    201,377.80/301,721.10 = 95,969.80/x
  3. Step 3: Cross multiply
    201,377.80x = 301,721.10 × 95,969.80
  4. Step 4: Simplify right side
    201,377.80x = 28,956,113,622.78
  5. Step 5: Solve for x
    x = 28,956,113,622.78/201,377.80
  6. Step 6: Final answer
    x = 143,790.00

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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.