Home / 66,986.51-100,476.41-24,874.79

Finding the Fourth Proportional to 66,986.51, 100,476.41 and 24,874.79

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Solution

The fourth proportional to 66,986.51, 100,476.41 and 24,874.79 is: 37,310.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,986.51 : 100,476.41 = 24,874.79 : x
  2. Step 2: Convert to fraction form
    66,986.51/100,476.41 = 24,874.79/x
  3. Step 3: Cross multiply
    66,986.51x = 100,476.41 × 24,874.79
  4. Step 4: Simplify right side
    66,986.51x = 2,499,328,971.95
  5. Step 5: Solve for x
    x = 2,499,328,971.95/66,986.51
  6. Step 6: Final answer
    x = 37,310.93

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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.