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Finding the Fourth Proportional to 104,381.65, 156,582.72 and 29,502.37

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Solution

The fourth proportional to 104,381.65, 156,582.72 and 29,502.37 is: 44,256.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,381.65 : 156,582.72 = 29,502.37 : x
  2. Step 2: Convert to fraction form
    104,381.65/156,582.72 = 29,502.37/x
  3. Step 3: Cross multiply
    104,381.65x = 156,582.72 × 29,502.37
  4. Step 4: Simplify right side
    104,381.65x = 4,619,560,949.59
  5. Step 5: Solve for x
    x = 4,619,560,949.59/104,381.65
  6. Step 6: Final answer
    x = 44,256.45

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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.