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Finding the Fourth Proportional to 200,051.04, 300,031.92 and 59,791.44

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Solution

The fourth proportional to 200,051.04, 300,031.92 and 59,791.44 is: 89,673.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,051.04 : 300,031.92 = 59,791.44 : x
  2. Step 2: Convert to fraction form
    200,051.04/300,031.92 = 59,791.44/x
  3. Step 3: Cross multiply
    200,051.04x = 300,031.92 × 59,791.44
  4. Step 4: Simplify right side
    200,051.04x = 17,939,340,542.76
  5. Step 5: Solve for x
    x = 17,939,340,542.76/200,051.04
  6. Step 6: Final answer
    x = 89,673.82

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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.