Home / 66,231.04-91,398.42-37,556.14

Finding the Fourth Proportional to 66,231.04, 91,398.42 and 37,556.14

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Solution

The fourth proportional to 66,231.04, 91,398.42 and 37,556.14 is: 51,827.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,231.04 : 91,398.42 = 37,556.14 : x
  2. Step 2: Convert to fraction form
    66,231.04/91,398.42 = 37,556.14/x
  3. Step 3: Cross multiply
    66,231.04x = 91,398.42 × 37,556.14
  4. Step 4: Simplify right side
    66,231.04x = 3,432,571,857.30
  5. Step 5: Solve for x
    x = 3,432,571,857.30/66,231.04
  6. Step 6: Final answer
    x = 51,827.24

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1.5x scale

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.