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Finding the Fourth Proportional to 61,929.70, 92,894.55 and 44,563.30

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Solution

The fourth proportional to 61,929.70, 92,894.55 and 44,563.30 is: 66,844.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,929.70 : 92,894.55 = 44,563.30 : x
  2. Step 2: Convert to fraction form
    61,929.70/92,894.55 = 44,563.30/x
  3. Step 3: Cross multiply
    61,929.70x = 92,894.55 × 44,563.30
  4. Step 4: Simplify right side
    61,929.70x = 4,139,687,700.02
  5. Step 5: Solve for x
    x = 4,139,687,700.02/61,929.70
  6. Step 6: Final answer
    x = 66,844.95

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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.