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Finding the Fourth Proportional to 92,552.40, 138,893.40 and 39,999.60

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Solution

The fourth proportional to 92,552.40, 138,893.40 and 39,999.60 is: 60,027.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,552.40 : 138,893.40 = 39,999.60 : x
  2. Step 2: Convert to fraction form
    92,552.40/138,893.40 = 39,999.60/x
  3. Step 3: Cross multiply
    92,552.40x = 138,893.40 × 39,999.60
  4. Step 4: Simplify right side
    92,552.40x = 5,555,680,442.64
  5. Step 5: Solve for x
    x = 5,555,680,442.64/92,552.40
  6. Step 6: Final answer
    x = 60,027.41

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1.5x scale

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.