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Finding the Fourth Proportional to 61,983.51, 92,977.02 and 15,236.25

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Solution

The fourth proportional to 61,983.51, 92,977.02 and 15,236.25 is: 22,854.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,983.51 : 92,977.02 = 15,236.25 : x
  2. Step 2: Convert to fraction form
    61,983.51/92,977.02 = 15,236.25/x
  3. Step 3: Cross multiply
    61,983.51x = 92,977.02 × 15,236.25
  4. Step 4: Simplify right side
    61,983.51x = 1,416,621,120.98
  5. Step 5: Solve for x
    x = 1,416,621,120.98/61,983.51
  6. Step 6: Final answer
    x = 22,854.81

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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.