Home / 61,218.09-91,841.87-25,659.90

Finding the Fourth Proportional to 61,218.09, 91,841.87 and 25,659.90

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Solution

The fourth proportional to 61,218.09, 91,841.87 and 25,659.90 is: 38,496.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,218.09 : 91,841.87 = 25,659.90 : x
  2. Step 2: Convert to fraction form
    61,218.09/91,841.87 = 25,659.90/x
  3. Step 3: Cross multiply
    61,218.09x = 91,841.87 × 25,659.90
  4. Step 4: Simplify right side
    61,218.09x = 2,356,653,200.01
  5. Step 5: Solve for x
    x = 2,356,653,200.01/61,218.09
  6. Step 6: Final answer
    x = 38,496.03

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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.