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Finding the Fourth Proportional to 76,360.73, 114,525.99 and 25,754.76

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Solution

The fourth proportional to 76,360.73, 114,525.99 and 25,754.76 is: 38,627.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,360.73 : 114,525.99 = 25,754.76 : x
  2. Step 2: Convert to fraction form
    76,360.73/114,525.99 = 25,754.76/x
  3. Step 3: Cross multiply
    76,360.73x = 114,525.99 × 25,754.76
  4. Step 4: Simplify right side
    76,360.73x = 2,949,589,386.21
  5. Step 5: Solve for x
    x = 2,949,589,386.21/76,360.73
  6. Step 6: Final answer
    x = 38,627.05

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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.