Home / 66,084.68-91,194.41-35,869.36

Finding the Fourth Proportional to 66,084.68, 91,194.41 and 35,869.36

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Solution

The fourth proportional to 66,084.68, 91,194.41 and 35,869.36 is: 49,498.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,084.68 : 91,194.41 = 35,869.36 : x
  2. Step 2: Convert to fraction form
    66,084.68/91,194.41 = 35,869.36/x
  3. Step 3: Cross multiply
    66,084.68x = 91,194.41 × 35,869.36
  4. Step 4: Simplify right side
    66,084.68x = 3,271,084,983.96
  5. Step 5: Solve for x
    x = 3,271,084,983.96/66,084.68
  6. Step 6: Final answer
    x = 49,498.39

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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.