Home / 236,318.52-326,147.60-134,359.36

Finding the Fourth Proportional to 236,318.52, 326,147.60 and 134,359.36

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Solution

The fourth proportional to 236,318.52, 326,147.60 and 134,359.36 is: 185,431.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,318.52 : 326,147.60 = 134,359.36 : x
  2. Step 2: Convert to fraction form
    236,318.52/326,147.60 = 134,359.36/x
  3. Step 3: Cross multiply
    236,318.52x = 326,147.60 × 134,359.36
  4. Step 4: Simplify right side
    236,318.52x = 43,820,982,801.54
  5. Step 5: Solve for x
    x = 43,820,982,801.54/236,318.52
  6. Step 6: Final answer
    x = 185,431.86

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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.