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Finding the Fourth Proportional to 71,527.74, 98,703.67 and 44,668.63

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Solution

The fourth proportional to 71,527.74, 98,703.67 and 44,668.63 is: 61,639.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,527.74 : 98,703.67 = 44,668.63 : x
  2. Step 2: Convert to fraction form
    71,527.74/98,703.67 = 44,668.63/x
  3. Step 3: Cross multiply
    71,527.74x = 98,703.67 × 44,668.63
  4. Step 4: Simplify right side
    71,527.74x = 4,408,957,714.87
  5. Step 5: Solve for x
    x = 4,408,957,714.87/71,527.74
  6. Step 6: Final answer
    x = 61,639.83

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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.