Home / 157,273.96-217,036.74-109,553.80

Finding the Fourth Proportional to 157,273.96, 217,036.74 and 109,553.80

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Solution

The fourth proportional to 157,273.96, 217,036.74 and 109,553.80 is: 151,183.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,273.96 : 217,036.74 = 109,553.80 : x
  2. Step 2: Convert to fraction form
    157,273.96/217,036.74 = 109,553.80/x
  3. Step 3: Cross multiply
    157,273.96x = 217,036.74 × 109,553.80
  4. Step 4: Simplify right side
    157,273.96x = 23,777,199,606.61
  5. Step 5: Solve for x
    x = 23,777,199,606.61/157,273.96
  6. Step 6: Final answer
    x = 151,183.32

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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.