Home / 236,560.92-326,405.32-135,939.48

Finding the Fourth Proportional to 236,560.92, 326,405.32 and 135,939.48

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Solution

The fourth proportional to 236,560.92, 326,405.32 and 135,939.48 is: 187,568.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,560.92 : 326,405.32 = 135,939.48 : x
  2. Step 2: Convert to fraction form
    236,560.92/326,405.32 = 135,939.48/x
  3. Step 3: Cross multiply
    236,560.92x = 326,405.32 × 135,939.48
  4. Step 4: Simplify right side
    236,560.92x = 44,371,369,470.03
  5. Step 5: Solve for x
    x = 44,371,369,470.03/236,560.92
  6. Step 6: Final answer
    x = 187,568.47

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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.