Home / 157,617.44-217,514.52-89,632.64

Finding the Fourth Proportional to 157,617.44, 217,514.52 and 89,632.64

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Solution

The fourth proportional to 157,617.44, 217,514.52 and 89,632.64 is: 123,694.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,617.44 : 217,514.52 = 89,632.64 : x
  2. Step 2: Convert to fraction form
    157,617.44/217,514.52 = 89,632.64/x
  3. Step 3: Cross multiply
    157,617.44x = 217,514.52 × 89,632.64
  4. Step 4: Simplify right side
    157,617.44x = 19,496,400,665.93
  5. Step 5: Solve for x
    x = 19,496,400,665.93/157,617.44
  6. Step 6: Final answer
    x = 123,694.44

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1.5x scale

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.