Home / 157,616.27-236,585.22-115,370.87

Finding the Fourth Proportional to 157,616.27, 236,585.22 and 115,370.87

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Solution

The fourth proportional to 157,616.27, 236,585.22 and 115,370.87 is: 173,174.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,616.27 : 236,585.22 = 115,370.87 : x
  2. Step 2: Convert to fraction form
    157,616.27/236,585.22 = 115,370.87/x
  3. Step 3: Cross multiply
    157,616.27x = 236,585.22 × 115,370.87
  4. Step 4: Simplify right side
    157,616.27x = 27,295,041,477.62
  5. Step 5: Solve for x
    x = 27,295,041,477.62/157,616.27
  6. Step 6: Final answer
    x = 173,174.02

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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.