Home / 66,212.67-91,371.56-37,534.99

Finding the Fourth Proportional to 66,212.67, 91,371.56 and 37,534.99

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Solution

The fourth proportional to 66,212.67, 91,371.56 and 37,534.99 is: 51,797.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,212.67 : 91,371.56 = 37,534.99 : x
  2. Step 2: Convert to fraction form
    66,212.67/91,371.56 = 37,534.99/x
  3. Step 3: Cross multiply
    66,212.67x = 91,371.56 × 37,534.99
  4. Step 4: Simplify right side
    66,212.67x = 3,429,630,590.88
  5. Step 5: Solve for x
    x = 3,429,630,590.88/66,212.67
  6. Step 6: Final answer
    x = 51,797.20

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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.