Home / 53,763.15-80,661.13-27,486.35

Finding the Fourth Proportional to 53,763.15, 80,661.13 and 27,486.35

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Solution

The fourth proportional to 53,763.15, 80,661.13 and 27,486.35 is: 41,237.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,763.15 : 80,661.13 = 27,486.35 : x
  2. Step 2: Convert to fraction form
    53,763.15/80,661.13 = 27,486.35/x
  3. Step 3: Cross multiply
    53,763.15x = 80,661.13 × 27,486.35
  4. Step 4: Simplify right side
    53,763.15x = 2,217,079,692.83
  5. Step 5: Solve for x
    x = 2,217,079,692.83/53,763.15
  6. Step 6: Final answer
    x = 41,237.90

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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.