Home / 65,935.10-98,914.97-21,564.26

Finding the Fourth Proportional to 65,935.10, 98,914.97 and 21,564.26

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Solution

The fourth proportional to 65,935.10, 98,914.97 and 21,564.26 is: 32,350.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,935.10 : 98,914.97 = 21,564.26 : x
  2. Step 2: Convert to fraction form
    65,935.10/98,914.97 = 21,564.26/x
  3. Step 3: Cross multiply
    65,935.10x = 98,914.97 × 21,564.26
  4. Step 4: Simplify right side
    65,935.10x = 2,133,028,061.24
  5. Step 5: Solve for x
    x = 2,133,028,061.24/65,935.10
  6. Step 6: Final answer
    x = 32,350.42

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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.