Home / 239,548.88-330,592.56-137,606.24

Finding the Fourth Proportional to 239,548.88, 330,592.56 and 137,606.24

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Solution

The fourth proportional to 239,548.88, 330,592.56 and 137,606.24 is: 189,905.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,548.88 : 330,592.56 = 137,606.24 : x
  2. Step 2: Convert to fraction form
    239,548.88/330,592.56 = 137,606.24/x
  3. Step 3: Cross multiply
    239,548.88x = 330,592.56 × 137,606.24
  4. Step 4: Simplify right side
    239,548.88x = 45,491,599,153.57
  5. Step 5: Solve for x
    x = 45,491,599,153.57/239,548.88
  6. Step 6: Final answer
    x = 189,905.29

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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.