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Finding the Fourth Proportional to 45,407.60, 62,656.44 and 25,260.44

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Solution

The fourth proportional to 45,407.60, 62,656.44 and 25,260.44 is: 34,856.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,407.60 : 62,656.44 = 25,260.44 : x
  2. Step 2: Convert to fraction form
    45,407.60/62,656.44 = 25,260.44/x
  3. Step 3: Cross multiply
    45,407.60x = 62,656.44 × 25,260.44
  4. Step 4: Simplify right side
    45,407.60x = 1,582,729,243.23
  5. Step 5: Solve for x
    x = 1,582,729,243.23/45,407.60
  6. Step 6: Final answer
    x = 34,856.04

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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.