Home / 98,786.37-136,325.34-53,464.44

Finding the Fourth Proportional to 98,786.37, 136,325.34 and 53,464.44

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Solution

The fourth proportional to 98,786.37, 136,325.34 and 53,464.44 is: 73,781.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,786.37 : 136,325.34 = 53,464.44 : x
  2. Step 2: Convert to fraction form
    98,786.37/136,325.34 = 53,464.44/x
  3. Step 3: Cross multiply
    98,786.37x = 136,325.34 × 53,464.44
  4. Step 4: Simplify right side
    98,786.37x = 7,288,557,960.91
  5. Step 5: Solve for x
    x = 7,288,557,960.91/98,786.37
  6. Step 6: Final answer
    x = 73,781.01

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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.