Home / 62,163.20-85,784.16-33,869.12

Finding the Fourth Proportional to 62,163.20, 85,784.16 and 33,869.12

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Solution

The fourth proportional to 62,163.20, 85,784.16 and 33,869.12 is: 46,738.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,163.20 : 85,784.16 = 33,869.12 : x
  2. Step 2: Convert to fraction form
    62,163.20/85,784.16 = 33,869.12/x
  3. Step 3: Cross multiply
    62,163.20x = 85,784.16 × 33,869.12
  4. Step 4: Simplify right side
    62,163.20x = 2,905,434,009.14
  5. Step 5: Solve for x
    x = 2,905,434,009.14/62,163.20
  6. Step 6: Final answer
    x = 46,738.81

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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.