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Finding the Fourth Proportional to 61,815.44, 92,597.88 and 49,356.56

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Solution

The fourth proportional to 61,815.44, 92,597.88 and 49,356.56 is: 73,934.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,815.44 : 92,597.88 = 49,356.56 : x
  2. Step 2: Convert to fraction form
    61,815.44/92,597.88 = 49,356.56/x
  3. Step 3: Cross multiply
    61,815.44x = 92,597.88 × 49,356.56
  4. Step 4: Simplify right side
    61,815.44x = 4,570,312,820.09
  5. Step 5: Solve for x
    x = 4,570,312,820.09/61,815.44
  6. Step 6: Final answer
    x = 73,934.81

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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.