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Finding the Fourth Proportional to 61,694.06, 92,411.84 and 39,393.79

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Solution

The fourth proportional to 61,694.06, 92,411.84 and 39,393.79 is: 59,008.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,694.06 : 92,411.84 = 39,393.79 : x
  2. Step 2: Convert to fraction form
    61,694.06/92,411.84 = 39,393.79/x
  3. Step 3: Cross multiply
    61,694.06x = 92,411.84 × 39,393.79
  4. Step 4: Simplify right side
    61,694.06x = 3,640,452,784.16
  5. Step 5: Solve for x
    x = 3,640,452,784.16/61,694.06
  6. Step 6: Final answer
    x = 59,008.16

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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.