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Finding the Fourth Proportional to 127,191.76, 190,791.26 and 33,697.52

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Solution

The fourth proportional to 127,191.76, 190,791.26 and 33,697.52 is: 50,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,191.76 : 190,791.26 = 33,697.52 : x
  2. Step 2: Convert to fraction form
    127,191.76/190,791.26 = 33,697.52/x
  3. Step 3: Cross multiply
    127,191.76x = 190,791.26 × 33,697.52
  4. Step 4: Simplify right side
    127,191.76x = 6,429,192,299.68
  5. Step 5: Solve for x
    x = 6,429,192,299.68/127,191.76
  6. Step 6: Final answer
    x = 50,547.24

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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.