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Finding the Fourth Proportional to 69,956.79, 96,514.70 and 44,820.87

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Solution

The fourth proportional to 69,956.79, 96,514.70 and 44,820.87 is: 61,836.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,956.79 : 96,514.70 = 44,820.87 : x
  2. Step 2: Convert to fraction form
    69,956.79/96,514.70 = 44,820.87/x
  3. Step 3: Cross multiply
    69,956.79x = 96,514.70 × 44,820.87
  4. Step 4: Simplify right side
    69,956.79x = 4,325,872,821.79
  5. Step 5: Solve for x
    x = 4,325,872,821.79/69,956.79
  6. Step 6: Final answer
    x = 61,836.35

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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.