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Finding the Fourth Proportional to 92,404.98, 127,518.84 and 49,963.50

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Solution

The fourth proportional to 92,404.98, 127,518.84 and 49,963.50 is: 68,949.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,404.98 : 127,518.84 = 49,963.50 : x
  2. Step 2: Convert to fraction form
    92,404.98/127,518.84 = 49,963.50/x
  3. Step 3: Cross multiply
    92,404.98x = 127,518.84 × 49,963.50
  4. Step 4: Simplify right side
    92,404.98x = 6,371,287,562.34
  5. Step 5: Solve for x
    x = 6,371,287,562.34/92,404.98
  6. Step 6: Final answer
    x = 68,949.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.