Home / 157,364.24-236,104.68-73,169.60

Finding the Fourth Proportional to 157,364.24, 236,104.68 and 73,169.60

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Solution

The fourth proportional to 157,364.24, 236,104.68 and 73,169.60 is: 109,781.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,364.24 : 236,104.68 = 73,169.60 : x
  2. Step 2: Convert to fraction form
    157,364.24/236,104.68 = 73,169.60/x
  3. Step 3: Cross multiply
    157,364.24x = 236,104.68 × 73,169.60
  4. Step 4: Simplify right side
    157,364.24x = 17,275,683,813.20
  5. Step 5: Solve for x
    x = 17,275,683,813.20/157,364.24
  6. Step 6: Final answer
    x = 109,781.51

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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.