Home / 65,917.89-98,861.28-25,935.43

Finding the Fourth Proportional to 65,917.89, 98,861.28 and 25,935.43

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Solution

The fourth proportional to 65,917.89, 98,861.28 and 25,935.43 is: 38,897.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,917.89 : 98,861.28 = 25,935.43 : x
  2. Step 2: Convert to fraction form
    65,917.89/98,861.28 = 25,935.43/x
  3. Step 3: Cross multiply
    65,917.89x = 98,861.28 × 25,935.43
  4. Step 4: Simplify right side
    65,917.89x = 2,564,009,727.91
  5. Step 5: Solve for x
    x = 2,564,009,727.91/65,917.89
  6. Step 6: Final answer
    x = 38,897.02

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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.