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Finding the Fourth Proportional to 61,606.70, 92,410.05 and 22,165.10

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Solution

The fourth proportional to 61,606.70, 92,410.05 and 22,165.10 is: 33,247.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,606.70 : 92,410.05 = 22,165.10 : x
  2. Step 2: Convert to fraction form
    61,606.70/92,410.05 = 22,165.10/x
  3. Step 3: Cross multiply
    61,606.70x = 92,410.05 × 22,165.10
  4. Step 4: Simplify right side
    61,606.70x = 2,048,277,999.26
  5. Step 5: Solve for x
    x = 2,048,277,999.26/61,606.70
  6. Step 6: Final answer
    x = 33,247.65

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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.