Home / 56,418.26-77,865.78-36,009.14

Finding the Fourth Proportional to 56,418.26, 77,865.78 and 36,009.14

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Solution

The fourth proportional to 56,418.26, 77,865.78 and 36,009.14 is: 49,698.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,418.26 : 77,865.78 = 36,009.14 : x
  2. Step 2: Convert to fraction form
    56,418.26/77,865.78 = 36,009.14/x
  3. Step 3: Cross multiply
    56,418.26x = 77,865.78 × 36,009.14
  4. Step 4: Simplify right side
    56,418.26x = 2,803,879,773.23
  5. Step 5: Solve for x
    x = 2,803,879,773.23/56,418.26
  6. Step 6: Final answer
    x = 49,698.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.