Home / 157,832.03-217,754.16-89,831.97

Finding the Fourth Proportional to 157,832.03, 217,754.16 and 89,831.97

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Solution

The fourth proportional to 157,832.03, 217,754.16 and 89,831.97 is: 123,937.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,832.03 : 217,754.16 = 89,831.97 : x
  2. Step 2: Convert to fraction form
    157,832.03/217,754.16 = 89,831.97/x
  3. Step 3: Cross multiply
    157,832.03x = 217,754.16 × 89,831.97
  4. Step 4: Simplify right side
    157,832.03x = 19,561,285,168.50
  5. Step 5: Solve for x
    x = 19,561,285,168.50/157,832.03
  6. Step 6: Final answer
    x = 123,937.36

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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.