Home / 65,918.27-98,887.26-19,165.07

Finding the Fourth Proportional to 65,918.27, 98,887.26 and 19,165.07

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Solution

The fourth proportional to 65,918.27, 98,887.26 and 19,165.07 is: 28,750.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,918.27 : 98,887.26 = 19,165.07 : x
  2. Step 2: Convert to fraction form
    65,918.27/98,887.26 = 19,165.07/x
  3. Step 3: Cross multiply
    65,918.27x = 98,887.26 × 19,165.07
  4. Step 4: Simplify right side
    65,918.27x = 1,895,181,260.01
  5. Step 5: Solve for x
    x = 1,895,181,260.01/65,918.27
  6. Step 6: Final answer
    x = 28,750.47

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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.