Home / 237,659.36-356,471.64-87,829.80

Finding the Fourth Proportional to 237,659.36, 356,471.64 and 87,829.80

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Solution

The fourth proportional to 237,659.36, 356,471.64 and 87,829.80 is: 131,738.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,659.36 : 356,471.64 = 87,829.80 : x
  2. Step 2: Convert to fraction form
    237,659.36/356,471.64 = 87,829.80/x
  3. Step 3: Cross multiply
    237,659.36x = 356,471.64 × 87,829.80
  4. Step 4: Simplify right side
    237,659.36x = 31,308,832,846.87
  5. Step 5: Solve for x
    x = 31,308,832,846.87/237,659.36
  6. Step 6: Final answer
    x = 131,738.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.