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Finding the Fourth Proportional to 29,009.34, 43,457.04 and 16,491.87

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Solution

The fourth proportional to 29,009.34, 43,457.04 and 16,491.87 is: 24,705.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,009.34 : 43,457.04 = 16,491.87 : x
  2. Step 2: Convert to fraction form
    29,009.34/43,457.04 = 16,491.87/x
  3. Step 3: Cross multiply
    29,009.34x = 43,457.04 × 16,491.87
  4. Step 4: Simplify right side
    29,009.34x = 716,687,854.26
  5. Step 5: Solve for x
    x = 716,687,854.26/29,009.34
  6. Step 6: Final answer
    x = 24,705.42

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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.