Home / 127,015.86-190,536.55-33,521.61

Finding the Fourth Proportional to 127,015.86, 190,536.55 and 33,521.61

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Solution

The fourth proportional to 127,015.86, 190,536.55 and 33,521.61 is: 50,285.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,015.86 : 190,536.55 = 33,521.61 : x
  2. Step 2: Convert to fraction form
    127,015.86/190,536.55 = 33,521.61/x
  3. Step 3: Cross multiply
    127,015.86x = 190,536.55 × 33,521.61
  4. Step 4: Simplify right side
    127,015.86x = 6,387,091,752.24
  5. Step 5: Solve for x
    x = 6,387,091,752.24/127,015.86
  6. Step 6: Final answer
    x = 50,285.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.