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Finding the Fourth Proportional to 61,374.60, 92,048.58 and 21,934.44

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Solution

The fourth proportional to 61,374.60, 92,048.58 and 21,934.44 is: 32,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,374.60 : 92,048.58 = 21,934.44 : x
  2. Step 2: Convert to fraction form
    61,374.60/92,048.58 = 21,934.44/x
  3. Step 3: Cross multiply
    61,374.60x = 92,048.58 × 21,934.44
  4. Step 4: Simplify right side
    61,374.60x = 2,019,034,055.10
  5. Step 5: Solve for x
    x = 2,019,034,055.10/61,374.60
  6. Step 6: Final answer
    x = 32,896.90

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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.