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Finding the Fourth Proportional to 107,887.98, 161,841.72 and 29,000.46

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Solution

The fourth proportional to 107,887.98, 161,841.72 and 29,000.46 is: 43,503.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,887.98 : 161,841.72 = 29,000.46 : x
  2. Step 2: Convert to fraction form
    107,887.98/161,841.72 = 29,000.46/x
  3. Step 3: Cross multiply
    107,887.98x = 161,841.72 × 29,000.46
  4. Step 4: Simplify right side
    107,887.98x = 4,693,484,327.19
  5. Step 5: Solve for x
    x = 4,693,484,327.19/107,887.98
  6. Step 6: Final answer
    x = 43,503.31

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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.