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Finding the Fourth Proportional to 69,957.79, 96,516.08 and 44,821.87

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Solution

The fourth proportional to 69,957.79, 96,516.08 and 44,821.87 is: 61,837.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,957.79 : 96,516.08 = 44,821.87 : x
  2. Step 2: Convert to fraction form
    69,957.79/96,516.08 = 44,821.87/x
  3. Step 3: Cross multiply
    69,957.79x = 96,516.08 × 44,821.87
  4. Step 4: Simplify right side
    69,957.79x = 4,326,031,190.67
  5. Step 5: Solve for x
    x = 4,326,031,190.67/69,957.79
  6. Step 6: Final answer
    x = 61,837.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.