Home / 60,767.08-91,153.32-18,644.08

Finding the Fourth Proportional to 60,767.08, 91,153.32 and 18,644.08

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Solution

The fourth proportional to 60,767.08, 91,153.32 and 18,644.08 is: 27,966.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,767.08 : 91,153.32 = 18,644.08 : x
  2. Step 2: Convert to fraction form
    60,767.08/91,153.32 = 18,644.08/x
  3. Step 3: Cross multiply
    60,767.08x = 91,153.32 × 18,644.08
  4. Step 4: Simplify right side
    60,767.08x = 1,699,469,790.35
  5. Step 5: Solve for x
    x = 1,699,469,790.35/60,767.08
  6. Step 6: Final answer
    x = 27,966.95

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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.