Home / 66,851.04-100,275.84-27,399.36

Finding the Fourth Proportional to 66,851.04, 100,275.84 and 27,399.36

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Solution

The fourth proportional to 66,851.04, 100,275.84 and 27,399.36 is: 41,098.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,851.04 : 100,275.84 = 27,399.36 : x
  2. Step 2: Convert to fraction form
    66,851.04/100,275.84 = 27,399.36/x
  3. Step 3: Cross multiply
    66,851.04x = 100,275.84 × 27,399.36
  4. Step 4: Simplify right side
    66,851.04x = 2,747,493,839.46
  5. Step 5: Solve for x
    x = 2,747,493,839.46/66,851.04
  6. Step 6: Final answer
    x = 41,098.74

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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.