Home / 236,747.56-326,721.24-136,145.56

Finding the Fourth Proportional to 236,747.56, 326,721.24 and 136,145.56

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Solution

The fourth proportional to 236,747.56, 326,721.24 and 136,145.56 is: 187,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,747.56 : 326,721.24 = 136,145.56 : x
  2. Step 2: Convert to fraction form
    236,747.56/326,721.24 = 136,145.56/x
  3. Step 3: Cross multiply
    236,747.56x = 326,721.24 × 136,145.56
  4. Step 4: Simplify right side
    236,747.56x = 44,481,646,183.69
  5. Step 5: Solve for x
    x = 44,481,646,183.69/236,747.56
  6. Step 6: Final answer
    x = 187,886.40

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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.