Home / 66,450.15-91,697.88-37,766.03

Finding the Fourth Proportional to 66,450.15, 91,697.88 and 37,766.03

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Solution

The fourth proportional to 66,450.15, 91,697.88 and 37,766.03 is: 52,115.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,450.15 : 91,697.88 = 37,766.03 : x
  2. Step 2: Convert to fraction form
    66,450.15/91,697.88 = 37,766.03/x
  3. Step 3: Cross multiply
    66,450.15x = 91,697.88 × 37,766.03
  4. Step 4: Simplify right side
    66,450.15x = 3,463,064,428.53
  5. Step 5: Solve for x
    x = 3,463,064,428.53/66,450.15
  6. Step 6: Final answer
    x = 52,115.22

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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.