Home / 61,186.11-91,788.88-26,126.07

Finding the Fourth Proportional to 61,186.11, 91,788.88 and 26,126.07

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Solution

The fourth proportional to 61,186.11, 91,788.88 and 26,126.07 is: 39,193.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,186.11 : 91,788.88 = 26,126.07 : x
  2. Step 2: Convert to fraction form
    61,186.11/91,788.88 = 26,126.07/x
  3. Step 3: Cross multiply
    61,186.11x = 91,788.88 × 26,126.07
  4. Step 4: Simplify right side
    61,186.11x = 2,398,082,704.10
  5. Step 5: Solve for x
    x = 2,398,082,704.10/61,186.11
  6. Step 6: Final answer
    x = 39,193.25

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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.