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Finding the Fourth Proportional to 61,827.59, 85,324.01 and 34,969.58

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Solution

The fourth proportional to 61,827.59, 85,324.01 and 34,969.58 is: 48,259.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,827.59 : 85,324.01 = 34,969.58 : x
  2. Step 2: Convert to fraction form
    61,827.59/85,324.01 = 34,969.58/x
  3. Step 3: Cross multiply
    61,827.59x = 85,324.01 × 34,969.58
  4. Step 4: Simplify right side
    61,827.59x = 2,983,744,793.62
  5. Step 5: Solve for x
    x = 2,983,744,793.62/61,827.59
  6. Step 6: Final answer
    x = 48,259.12

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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.