Home / 112,974.38-169,431.86-53,692.10

Finding the Fourth Proportional to 112,974.38, 169,431.86 and 53,692.10

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Solution

The fourth proportional to 112,974.38, 169,431.86 and 53,692.10 is: 80,524.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,974.38 : 169,431.86 = 53,692.10 : x
  2. Step 2: Convert to fraction form
    112,974.38/169,431.86 = 53,692.10/x
  3. Step 3: Cross multiply
    112,974.38x = 169,431.86 × 53,692.10
  4. Step 4: Simplify right side
    112,974.38x = 9,097,152,370.31
  5. Step 5: Solve for x
    x = 9,097,152,370.31/112,974.38
  6. Step 6: Final answer
    x = 80,524.03

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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.