Home / 236,776.32-326,756.16-136,180.80

Finding the Fourth Proportional to 236,776.32, 326,756.16 and 136,180.80

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Solution

The fourth proportional to 236,776.32, 326,756.16 and 136,180.80 is: 187,932.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,776.32 : 326,756.16 = 136,180.80 : x
  2. Step 2: Convert to fraction form
    236,776.32/326,756.16 = 136,180.80/x
  3. Step 3: Cross multiply
    236,776.32x = 326,756.16 × 136,180.80
  4. Step 4: Simplify right side
    236,776.32x = 44,497,915,273.73
  5. Step 5: Solve for x
    x = 44,497,915,273.73/236,776.32
  6. Step 6: Final answer
    x = 187,932.29

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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.