Home / 61,542.24-92,486.52-36,586.78

Finding the Fourth Proportional to 61,542.24, 92,486.52 and 36,586.78

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Solution

The fourth proportional to 61,542.24, 92,486.52 and 36,586.78 is: 54,983.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,542.24 : 92,486.52 = 36,586.78 : x
  2. Step 2: Convert to fraction form
    61,542.24/92,486.52 = 36,586.78/x
  3. Step 3: Cross multiply
    61,542.24x = 92,486.52 × 36,586.78
  4. Step 4: Simplify right side
    61,542.24x = 3,383,783,960.21
  5. Step 5: Solve for x
    x = 3,383,783,960.21/61,542.24
  6. Step 6: Final answer
    x = 54,983.11

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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.