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Finding the Fourth Proportional to 64,372.79, 96,585.86 and 34,755.82

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Solution

The fourth proportional to 64,372.79, 96,585.86 and 34,755.82 is: 52,148.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,372.79 : 96,585.86 = 34,755.82 : x
  2. Step 2: Convert to fraction form
    64,372.79/96,585.86 = 34,755.82/x
  3. Step 3: Cross multiply
    64,372.79x = 96,585.86 × 34,755.82
  4. Step 4: Simplify right side
    64,372.79x = 3,356,920,764.71
  5. Step 5: Solve for x
    x = 3,356,920,764.71/64,372.79
  6. Step 6: Final answer
    x = 52,148.13

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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.