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Finding the Fourth Proportional to 92,241.60, 127,255.64 and 68,100.32

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Solution

The fourth proportional to 92,241.60, 127,255.64 and 68,100.32 is: 93,950.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,241.60 : 127,255.64 = 68,100.32 : x
  2. Step 2: Convert to fraction form
    92,241.60/127,255.64 = 68,100.32/x
  3. Step 3: Cross multiply
    92,241.60x = 127,255.64 × 68,100.32
  4. Step 4: Simplify right side
    92,241.60x = 8,666,149,805.80
  5. Step 5: Solve for x
    x = 8,666,149,805.80/92,241.60
  6. Step 6: Final answer
    x = 93,950.56

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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.