Home / 66,566.34-91,839.42-43,916.58

Finding the Fourth Proportional to 66,566.34, 91,839.42 and 43,916.58

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Solution

The fourth proportional to 66,566.34, 91,839.42 and 43,916.58 is: 60,590.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,566.34 : 91,839.42 = 43,916.58 : x
  2. Step 2: Convert to fraction form
    66,566.34/91,839.42 = 43,916.58/x
  3. Step 3: Cross multiply
    66,566.34x = 91,839.42 × 43,916.58
  4. Step 4: Simplify right side
    66,566.34x = 4,033,273,235.58
  5. Step 5: Solve for x
    x = 4,033,273,235.58/66,566.34
  6. Step 6: Final answer
    x = 60,590.28

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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.