Home / 57,791.18-86,698.65-26,186.06

Finding the Fourth Proportional to 57,791.18, 86,698.65 and 26,186.06

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Solution

The fourth proportional to 57,791.18, 86,698.65 and 26,186.06 is: 39,284.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,791.18 : 86,698.65 = 26,186.06 : x
  2. Step 2: Convert to fraction form
    57,791.18/86,698.65 = 26,186.06/x
  3. Step 3: Cross multiply
    57,791.18x = 86,698.65 × 26,186.06
  4. Step 4: Simplify right side
    57,791.18x = 2,270,296,050.82
  5. Step 5: Solve for x
    x = 2,270,296,050.82/57,791.18
  6. Step 6: Final answer
    x = 39,284.47

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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.