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Finding the Fourth Proportional to 92,054.44, 138,066 and 25,478.96

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Solution

The fourth proportional to 92,054.44, 138,066 and 25,478.96 is: 38,214.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,054.44 : 138,066 = 25,478.96 : x
  2. Step 2: Convert to fraction form
    92,054.44/138,066 = 25,478.96/x
  3. Step 3: Cross multiply
    92,054.44x = 138,066 × 25,478.96
  4. Step 4: Simplify right side
    92,054.44x = 3,517,778,091.36
  5. Step 5: Solve for x
    x = 3,517,778,091.36/92,054.44
  6. Step 6: Final answer
    x = 38,214.11

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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.