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Finding the Fourth Proportional to 108,491.33, 162,744.79 and 37,412.94

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Solution

The fourth proportional to 108,491.33, 162,744.79 and 37,412.94 is: 56,122.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,491.33 : 162,744.79 = 37,412.94 : x
  2. Step 2: Convert to fraction form
    108,491.33/162,744.79 = 37,412.94/x
  3. Step 3: Cross multiply
    108,491.33x = 162,744.79 × 37,412.94
  4. Step 4: Simplify right side
    108,491.33x = 6,088,761,263.63
  5. Step 5: Solve for x
    x = 6,088,761,263.63/108,491.33
  6. Step 6: Final answer
    x = 56,122.10

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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.