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Finding the Fourth Proportional to 104,461.88, 156,755.08 and 37,907.20

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Solution

The fourth proportional to 104,461.88, 156,755.08 and 37,907.20 is: 56,883.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,461.88 : 156,755.08 = 37,907.20 : x
  2. Step 2: Convert to fraction form
    104,461.88/156,755.08 = 37,907.20/x
  3. Step 3: Cross multiply
    104,461.88x = 156,755.08 × 37,907.20
  4. Step 4: Simplify right side
    104,461.88x = 5,942,145,681.92
  5. Step 5: Solve for x
    x = 5,942,145,681.92/104,461.88
  6. Step 6: Final answer
    x = 56,883.39

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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.