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Finding the Fourth Proportional to 92,745.72, 127,985.67 and 50,303.34

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Solution

The fourth proportional to 92,745.72, 127,985.67 and 50,303.34 is: 69,416.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,745.72 : 127,985.67 = 50,303.34 : x
  2. Step 2: Convert to fraction form
    92,745.72/127,985.67 = 50,303.34/x
  3. Step 3: Cross multiply
    92,745.72x = 127,985.67 × 50,303.34
  4. Step 4: Simplify right side
    92,745.72x = 6,438,106,673.14
  5. Step 5: Solve for x
    x = 6,438,106,673.14/92,745.72
  6. Step 6: Final answer
    x = 69,416.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.