Home / 66,833.13-100,237.53-26,850.51

Finding the Fourth Proportional to 66,833.13, 100,237.53 and 26,850.51

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Solution

The fourth proportional to 66,833.13, 100,237.53 and 26,850.51 is: 40,270.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,833.13 : 100,237.53 = 26,850.51 : x
  2. Step 2: Convert to fraction form
    66,833.13/100,237.53 = 26,850.51/x
  3. Step 3: Cross multiply
    66,833.13x = 100,237.53 × 26,850.51
  4. Step 4: Simplify right side
    66,833.13x = 2,691,428,801.64
  5. Step 5: Solve for x
    x = 2,691,428,801.64/66,833.13
  6. Step 6: Final answer
    x = 40,270.88

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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.