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Finding the Fourth Proportional to 61,696.91, 92,544.46 and 14,949.47

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Solution

The fourth proportional to 61,696.91, 92,544.46 and 14,949.47 is: 22,423.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,696.91 : 92,544.46 = 14,949.47 : x
  2. Step 2: Convert to fraction form
    61,696.91/92,544.46 = 14,949.47/x
  3. Step 3: Cross multiply
    61,696.91x = 92,544.46 × 14,949.47
  4. Step 4: Simplify right side
    61,696.91x = 1,383,490,128.34
  5. Step 5: Solve for x
    x = 1,383,490,128.34/61,696.91
  6. Step 6: Final answer
    x = 22,423.98

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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.