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Finding the Fourth Proportional to 29,886.50, 44,835.66 and 8,826.91

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Solution

The fourth proportional to 29,886.50, 44,835.66 and 8,826.91 is: 13,242.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,886.50 : 44,835.66 = 8,826.91 : x
  2. Step 2: Convert to fraction form
    29,886.50/44,835.66 = 8,826.91/x
  3. Step 3: Cross multiply
    29,886.50x = 44,835.66 × 8,826.91
  4. Step 4: Simplify right side
    29,886.50x = 395,760,223.52
  5. Step 5: Solve for x
    x = 395,760,223.52/29,886.50
  6. Step 6: Final answer
    x = 13,242.11

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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.