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Finding the Fourth Proportional to 61,940.10, 92,934.45 and 22,501.20

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Solution

The fourth proportional to 61,940.10, 92,934.45 and 22,501.20 is: 33,760.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,940.10 : 92,934.45 = 22,501.20 : x
  2. Step 2: Convert to fraction form
    61,940.10/92,934.45 = 22,501.20/x
  3. Step 3: Cross multiply
    61,940.10x = 92,934.45 × 22,501.20
  4. Step 4: Simplify right side
    61,940.10x = 2,091,136,646.34
  5. Step 5: Solve for x
    x = 2,091,136,646.34/61,940.10
  6. Step 6: Final answer
    x = 33,760.63

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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.