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Finding the Fourth Proportional to 104,343.98, 156,387.71 and 48,106.04

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Solution

The fourth proportional to 104,343.98, 156,387.71 and 48,106.04 is: 72,099.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,343.98 : 156,387.71 = 48,106.04 : x
  2. Step 2: Convert to fraction form
    104,343.98/156,387.71 = 48,106.04/x
  3. Step 3: Cross multiply
    104,343.98x = 156,387.71 × 48,106.04
  4. Step 4: Simplify right side
    104,343.98x = 7,523,192,771.09
  5. Step 5: Solve for x
    x = 7,523,192,771.09/104,343.98
  6. Step 6: Final answer
    x = 72,099.92

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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.