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Finding the Fourth Proportional to 92,577.60, 127,774.80 and 54,345.60

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Solution

The fourth proportional to 92,577.60, 127,774.80 and 54,345.60 is: 75,007.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,577.60 : 127,774.80 = 54,345.60 : x
  2. Step 2: Convert to fraction form
    92,577.60/127,774.80 = 54,345.60/x
  3. Step 3: Cross multiply
    92,577.60x = 127,774.80 × 54,345.60
  4. Step 4: Simplify right side
    92,577.60x = 6,943,998,170.88
  5. Step 5: Solve for x
    x = 6,943,998,170.88/92,577.60
  6. Step 6: Final answer
    x = 75,007.33

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