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Finding the Fourth Proportional to 104,355.57, 156,519.51 and 29,482.52

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Solution

The fourth proportional to 104,355.57, 156,519.51 and 29,482.52 is: 44,219.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,355.57 : 156,519.51 = 29,482.52 : x
  2. Step 2: Convert to fraction form
    104,355.57/156,519.51 = 29,482.52/x
  3. Step 3: Cross multiply
    104,355.57x = 156,519.51 × 29,482.52
  4. Step 4: Simplify right side
    104,355.57x = 4,614,588,690.81
  5. Step 5: Solve for x
    x = 4,614,588,690.81/104,355.57
  6. Step 6: Final answer
    x = 44,219.86

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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.