Home / 76,487.11-114,564.30-36,961

Finding the Fourth Proportional to 76,487.11, 114,564.30 and 36,961

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Solution

The fourth proportional to 76,487.11, 114,564.30 and 36,961 is: 55,361.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,487.11 : 114,564.30 = 36,961 : x
  2. Step 2: Convert to fraction form
    76,487.11/114,564.30 = 36,961/x
  3. Step 3: Cross multiply
    76,487.11x = 114,564.30 × 36,961
  4. Step 4: Simplify right side
    76,487.11x = 4,234,411,092.30
  5. Step 5: Solve for x
    x = 4,234,411,092.30/76,487.11
  6. Step 6: Final answer
    x = 55,361.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.