Home / 71,270.72-106,874.48-37,984.60

Finding the Fourth Proportional to 71,270.72, 106,874.48 and 37,984.60

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Solution

The fourth proportional to 71,270.72, 106,874.48 and 37,984.60 is: 56,960.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,270.72 : 106,874.48 = 37,984.60 : x
  2. Step 2: Convert to fraction form
    71,270.72/106,874.48 = 37,984.60/x
  3. Step 3: Cross multiply
    71,270.72x = 106,874.48 × 37,984.60
  4. Step 4: Simplify right side
    71,270.72x = 4,059,584,373.01
  5. Step 5: Solve for x
    x = 4,059,584,373.01/71,270.72
  6. Step 6: Final answer
    x = 56,960.06

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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.