Home / 66,330.03-91,537.68-36,116.52

Finding the Fourth Proportional to 66,330.03, 91,537.68 and 36,116.52

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Solution

The fourth proportional to 66,330.03, 91,537.68 and 36,116.52 is: 49,842.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,330.03 : 91,537.68 = 36,116.52 : x
  2. Step 2: Convert to fraction form
    66,330.03/91,537.68 = 36,116.52/x
  3. Step 3: Cross multiply
    66,330.03x = 91,537.68 × 36,116.52
  4. Step 4: Simplify right side
    66,330.03x = 3,306,022,450.47
  5. Step 5: Solve for x
    x = 3,306,022,450.47/66,330.03
  6. Step 6: Final answer
    x = 49,842.02

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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.