Home / 98,837.56-136,395.26-53,514.61

Finding the Fourth Proportional to 98,837.56, 136,395.26 and 53,514.61

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Solution

The fourth proportional to 98,837.56, 136,395.26 and 53,514.61 is: 73,849.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,837.56 : 136,395.26 = 53,514.61 : x
  2. Step 2: Convert to fraction form
    98,837.56/136,395.26 = 53,514.61/x
  3. Step 3: Cross multiply
    98,837.56x = 136,395.26 × 53,514.61
  4. Step 4: Simplify right side
    98,837.56x = 7,299,138,736.87
  5. Step 5: Solve for x
    x = 7,299,138,736.87/98,837.56
  6. Step 6: Final answer
    x = 73,849.85

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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.