Home / 66,930.24-92,315.53-43,034.09

Finding the Fourth Proportional to 66,930.24, 92,315.53 and 43,034.09

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Solution

The fourth proportional to 66,930.24, 92,315.53 and 43,034.09 is: 59,356.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,930.24 : 92,315.53 = 43,034.09 : x
  2. Step 2: Convert to fraction form
    66,930.24/92,315.53 = 43,034.09/x
  3. Step 3: Cross multiply
    66,930.24x = 92,315.53 × 43,034.09
  4. Step 4: Simplify right side
    66,930.24x = 3,972,714,418.63
  5. Step 5: Solve for x
    x = 3,972,714,418.63/66,930.24
  6. Step 6: Final answer
    x = 59,356.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.