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Finding the Fourth Proportional to 57,603.89, 86,405.63 and 26,025.03

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Solution

The fourth proportional to 57,603.89, 86,405.63 and 26,025.03 is: 39,037.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,603.89 : 86,405.63 = 26,025.03 : x
  2. Step 2: Convert to fraction form
    57,603.89/86,405.63 = 26,025.03/x
  3. Step 3: Cross multiply
    57,603.89x = 86,405.63 × 26,025.03
  4. Step 4: Simplify right side
    57,603.89x = 2,248,708,982.79
  5. Step 5: Solve for x
    x = 2,248,708,982.79/57,603.89
  6. Step 6: Final answer
    x = 39,037.45

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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.