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Finding the Fourth Proportional to 104,606.28, 156,860.01 and 37,999.98

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Solution

The fourth proportional to 104,606.28, 156,860.01 and 37,999.98 is: 56,982.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,606.28 : 156,860.01 = 37,999.98 : x
  2. Step 2: Convert to fraction form
    104,606.28/156,860.01 = 37,999.98/x
  3. Step 3: Cross multiply
    104,606.28x = 156,860.01 × 37,999.98
  4. Step 4: Simplify right side
    104,606.28x = 5,960,677,242.80
  5. Step 5: Solve for x
    x = 5,960,677,242.80/104,606.28
  6. Step 6: Final answer
    x = 56,982.02

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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.