Home / 239,004.89-329,824.95-131,576.75

Finding the Fourth Proportional to 239,004.89, 329,824.95 and 131,576.75

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Solution

The fourth proportional to 239,004.89, 329,824.95 and 131,576.75 is: 181,574.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,004.89 : 329,824.95 = 131,576.75 : x
  2. Step 2: Convert to fraction form
    239,004.89/329,824.95 = 131,576.75/x
  3. Step 3: Cross multiply
    239,004.89x = 329,824.95 × 131,576.75
  4. Step 4: Simplify right side
    239,004.89x = 43,397,294,989.91
  5. Step 5: Solve for x
    x = 43,397,294,989.91/239,004.89
  6. Step 6: Final answer
    x = 181,574.93

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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.