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Finding the Fourth Proportional to 63,292.34, 87,339.82 and 34,606.64

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Solution

The fourth proportional to 63,292.34, 87,339.82 and 34,606.64 is: 47,755.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,292.34 : 87,339.82 = 34,606.64 : x
  2. Step 2: Convert to fraction form
    63,292.34/87,339.82 = 34,606.64/x
  3. Step 3: Cross multiply
    63,292.34x = 87,339.82 × 34,606.64
  4. Step 4: Simplify right side
    63,292.34x = 3,022,537,905.13
  5. Step 5: Solve for x
    x = 3,022,537,905.13/63,292.34
  6. Step 6: Final answer
    x = 47,755.20

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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.