Home / 157,500.36-217,342.26-89,508.24

Finding the Fourth Proportional to 157,500.36, 217,342.26 and 89,508.24

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Solution

The fourth proportional to 157,500.36, 217,342.26 and 89,508.24 is: 123,516.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,500.36 : 217,342.26 = 89,508.24 : x
  2. Step 2: Convert to fraction form
    157,500.36/217,342.26 = 89,508.24/x
  3. Step 3: Cross multiply
    157,500.36x = 217,342.26 × 89,508.24
  4. Step 4: Simplify right side
    157,500.36x = 19,453,923,170.22
  5. Step 5: Solve for x
    x = 19,453,923,170.22/157,500.36
  6. Step 6: Final answer
    x = 123,516.69

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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.