Home / 127,343.86-191,015.55-33,849.61

Finding the Fourth Proportional to 127,343.86, 191,015.55 and 33,849.61

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Solution

The fourth proportional to 127,343.86, 191,015.55 and 33,849.61 is: 50,774.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,343.86 : 191,015.55 = 33,849.61 : x
  2. Step 2: Convert to fraction form
    127,343.86/191,015.55 = 33,849.61/x
  3. Step 3: Cross multiply
    127,343.86x = 191,015.55 × 33,849.61
  4. Step 4: Simplify right side
    127,343.86x = 6,465,801,871.44
  5. Step 5: Solve for x
    x = 6,465,801,871.44/127,343.86
  6. Step 6: Final answer
    x = 50,774.35

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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.