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Finding the Fourth Proportional to 62,745.93, 94,112 and 18,373.11

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Solution

The fourth proportional to 62,745.93, 94,112 and 18,373.11 is: 27,557.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,745.93 : 94,112 = 18,373.11 : x
  2. Step 2: Convert to fraction form
    62,745.93/94,112 = 18,373.11/x
  3. Step 3: Cross multiply
    62,745.93x = 94,112 × 18,373.11
  4. Step 4: Simplify right side
    62,745.93x = 1,729,130,128.32
  5. Step 5: Solve for x
    x = 1,729,130,128.32/62,745.93
  6. Step 6: Final answer
    x = 27,557.65

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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.