Home / 157,584.18-217,447.83-89,608.98

Finding the Fourth Proportional to 157,584.18, 217,447.83 and 89,608.98

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Solution

The fourth proportional to 157,584.18, 217,447.83 and 89,608.98 is: 123,649.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,584.18 : 217,447.83 = 89,608.98 : x
  2. Step 2: Convert to fraction form
    157,584.18/217,447.83 = 89,608.98/x
  3. Step 3: Cross multiply
    157,584.18x = 217,447.83 × 89,608.98
  4. Step 4: Simplify right side
    157,584.18x = 19,485,278,249.51
  5. Step 5: Solve for x
    x = 19,485,278,249.51/157,584.18
  6. Step 6: Final answer
    x = 123,649.96

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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.