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Finding the Fourth Proportional to 88,365.79, 132,564.48 and 29,243.89

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Solution

The fourth proportional to 88,365.79, 132,564.48 and 29,243.89 is: 43,871.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,365.79 : 132,564.48 = 29,243.89 : x
  2. Step 2: Convert to fraction form
    88,365.79/132,564.48 = 29,243.89/x
  3. Step 3: Cross multiply
    88,365.79x = 132,564.48 × 29,243.89
  4. Step 4: Simplify right side
    88,365.79x = 3,876,701,071.03
  5. Step 5: Solve for x
    x = 3,876,701,071.03/88,365.79
  6. Step 6: Final answer
    x = 43,871.06

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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.