Home / 157,979.42-236,945.77-58,116.26

Finding the Fourth Proportional to 157,979.42, 236,945.77 and 58,116.26

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Solution

The fourth proportional to 157,979.42, 236,945.77 and 58,116.26 is: 87,165.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,979.42 : 236,945.77 = 58,116.26 : x
  2. Step 2: Convert to fraction form
    157,979.42/236,945.77 = 58,116.26/x
  3. Step 3: Cross multiply
    157,979.42x = 236,945.77 × 58,116.26
  4. Step 4: Simplify right side
    157,979.42x = 13,770,400,645.20
  5. Step 5: Solve for x
    x = 13,770,400,645.20/157,979.42
  6. Step 6: Final answer
    x = 87,165.79

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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.