Home / 62,112.20-85,628.70-41,937.12

Finding the Fourth Proportional to 62,112.20, 85,628.70 and 41,937.12

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Solution

The fourth proportional to 62,112.20, 85,628.70 and 41,937.12 is: 57,815.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,112.20 : 85,628.70 = 41,937.12 : x
  2. Step 2: Convert to fraction form
    62,112.20/85,628.70 = 41,937.12/x
  3. Step 3: Cross multiply
    62,112.20x = 85,628.70 × 41,937.12
  4. Step 4: Simplify right side
    62,112.20x = 3,591,021,067.34
  5. Step 5: Solve for x
    x = 3,591,021,067.34/62,112.20
  6. Step 6: Final answer
    x = 57,815.07

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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.