Home / 66,048.84-91,147.40-37,755.14

Finding the Fourth Proportional to 66,048.84, 91,147.40 and 37,755.14

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Solution

The fourth proportional to 66,048.84, 91,147.40 and 37,755.14 is: 52,102.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,048.84 : 91,147.40 = 37,755.14 : x
  2. Step 2: Convert to fraction form
    66,048.84/91,147.40 = 37,755.14/x
  3. Step 3: Cross multiply
    66,048.84x = 91,147.40 × 37,755.14
  4. Step 4: Simplify right side
    66,048.84x = 3,441,282,847.64
  5. Step 5: Solve for x
    x = 3,441,282,847.64/66,048.84
  6. Step 6: Final answer
    x = 52,102.09

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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.