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Finding the Fourth Proportional to 61,696.47, 92,581.71 and 26,636.10

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Solution

The fourth proportional to 61,696.47, 92,581.71 and 26,636.10 is: 39,970.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,696.47 : 92,581.71 = 26,636.10 : x
  2. Step 2: Convert to fraction form
    61,696.47/92,581.71 = 26,636.10/x
  3. Step 3: Cross multiply
    61,696.47x = 92,581.71 × 26,636.10
  4. Step 4: Simplify right side
    61,696.47x = 2,466,015,685.73
  5. Step 5: Solve for x
    x = 2,466,015,685.73/61,696.47
  6. Step 6: Final answer
    x = 39,970.13

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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.