Home / 127,919.43-191,846.39-37,941.08

Finding the Fourth Proportional to 127,919.43, 191,846.39 and 37,941.08

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Solution

The fourth proportional to 127,919.43, 191,846.39 and 37,941.08 is: 56,901.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,919.43 : 191,846.39 = 37,941.08 : x
  2. Step 2: Convert to fraction form
    127,919.43/191,846.39 = 37,941.08/x
  3. Step 3: Cross multiply
    127,919.43x = 191,846.39 × 37,941.08
  4. Step 4: Simplify right side
    127,919.43x = 7,278,858,081.76
  5. Step 5: Solve for x
    x = 7,278,858,081.76/127,919.43
  6. Step 6: Final answer
    x = 56,901.90

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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.