Home / 66,622.97-91,979.75-41,506.49

Finding the Fourth Proportional to 66,622.97, 91,979.75 and 41,506.49

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Solution

The fourth proportional to 66,622.97, 91,979.75 and 41,506.49 is: 57,303.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,622.97 : 91,979.75 = 41,506.49 : x
  2. Step 2: Convert to fraction form
    66,622.97/91,979.75 = 41,506.49/x
  3. Step 3: Cross multiply
    66,622.97x = 91,979.75 × 41,506.49
  4. Step 4: Simplify right side
    66,622.97x = 3,817,756,573.58
  5. Step 5: Solve for x
    x = 3,817,756,573.58/66,622.97
  6. Step 6: Final answer
    x = 57,303.91

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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.