Home / 65,984.37-98,961.36-39,337.89

Finding the Fourth Proportional to 65,984.37, 98,961.36 and 39,337.89

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Solution

The fourth proportional to 65,984.37, 98,961.36 and 39,337.89 is: 58,997.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,984.37 : 98,961.36 = 39,337.89 : x
  2. Step 2: Convert to fraction form
    65,984.37/98,961.36 = 39,337.89/x
  3. Step 3: Cross multiply
    65,984.37x = 98,961.36 × 39,337.89
  4. Step 4: Simplify right side
    65,984.37x = 3,892,931,093.93
  5. Step 5: Solve for x
    x = 3,892,931,093.93/65,984.37
  6. Step 6: Final answer
    x = 58,997.78

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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.