Home / 98,853.32-148,249.31-35,665.23

Finding the Fourth Proportional to 98,853.32, 148,249.31 and 35,665.23

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Solution

The fourth proportional to 98,853.32, 148,249.31 and 35,665.23 is: 53,486.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,853.32 : 148,249.31 = 35,665.23 : x
  2. Step 2: Convert to fraction form
    98,853.32/148,249.31 = 35,665.23/x
  3. Step 3: Cross multiply
    98,853.32x = 148,249.31 × 35,665.23
  4. Step 4: Simplify right side
    98,853.32x = 5,287,345,895.84
  5. Step 5: Solve for x
    x = 5,287,345,895.84/98,853.32
  6. Step 6: Final answer
    x = 53,486.78

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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.