Home / 66,575.07-91,869.53-36,354.25

Finding the Fourth Proportional to 66,575.07, 91,869.53 and 36,354.25

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Solution

The fourth proportional to 66,575.07, 91,869.53 and 36,354.25 is: 50,166.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,575.07 : 91,869.53 = 36,354.25 : x
  2. Step 2: Convert to fraction form
    66,575.07/91,869.53 = 36,354.25/x
  3. Step 3: Cross multiply
    66,575.07x = 91,869.53 × 36,354.25
  4. Step 4: Simplify right side
    66,575.07x = 3,339,847,861.00
  5. Step 5: Solve for x
    x = 3,339,847,861.00/66,575.07
  6. Step 6: Final answer
    x = 50,166.64

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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.