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Finding the Fourth Proportional to 88,407.99, 132,632.04 and 29,243.57

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Solution

The fourth proportional to 88,407.99, 132,632.04 and 29,243.57 is: 43,871.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,407.99 : 132,632.04 = 29,243.57 : x
  2. Step 2: Convert to fraction form
    88,407.99/132,632.04 = 29,243.57/x
  3. Step 3: Cross multiply
    88,407.99x = 132,632.04 × 29,243.57
  4. Step 4: Simplify right side
    88,407.99x = 3,878,633,682.82
  5. Step 5: Solve for x
    x = 3,878,633,682.82/88,407.99
  6. Step 6: Final answer
    x = 43,871.98

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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.