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Finding the Fourth Proportional to 92,393.76, 127,503.44 and 49,952.60

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Solution

The fourth proportional to 92,393.76, 127,503.44 and 49,952.60 is: 68,934.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,393.76 : 127,503.44 = 49,952.60 : x
  2. Step 2: Convert to fraction form
    92,393.76/127,503.44 = 49,952.60/x
  3. Step 3: Cross multiply
    92,393.76x = 127,503.44 × 49,952.60
  4. Step 4: Simplify right side
    92,393.76x = 6,369,128,336.94
  5. Step 5: Solve for x
    x = 6,369,128,336.94/92,393.76
  6. Step 6: Final answer
    x = 68,934.62

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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.