Home / 239,322.43-330,267.14-131,896.36

Finding the Fourth Proportional to 239,322.43, 330,267.14 and 131,896.36

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Solution

The fourth proportional to 239,322.43, 330,267.14 and 131,896.36 is: 182,018.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,322.43 : 330,267.14 = 131,896.36 : x
  2. Step 2: Convert to fraction form
    239,322.43/330,267.14 = 131,896.36/x
  3. Step 3: Cross multiply
    239,322.43x = 330,267.14 × 131,896.36
  4. Step 4: Simplify right side
    239,322.43x = 43,561,033,593.61
  5. Step 5: Solve for x
    x = 43,561,033,593.61/239,322.43
  6. Step 6: Final answer
    x = 182,018.18

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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.