Home / 66,617.96-99,926.94-18,584.69

Finding the Fourth Proportional to 66,617.96, 99,926.94 and 18,584.69

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Solution

The fourth proportional to 66,617.96, 99,926.94 and 18,584.69 is: 27,877.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,617.96 : 99,926.94 = 18,584.69 : x
  2. Step 2: Convert to fraction form
    66,617.96/99,926.94 = 18,584.69/x
  3. Step 3: Cross multiply
    66,617.96x = 99,926.94 × 18,584.69
  4. Step 4: Simplify right side
    66,617.96x = 1,857,110,702.91
  5. Step 5: Solve for x
    x = 1,857,110,702.91/66,617.96
  6. Step 6: Final answer
    x = 27,877.03

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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.