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Finding the Fourth Proportional to 62,191.78, 85,824.28 and 33,896.86

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Solution

The fourth proportional to 62,191.78, 85,824.28 and 33,896.86 is: 46,777.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,191.78 : 85,824.28 = 33,896.86 : x
  2. Step 2: Convert to fraction form
    62,191.78/85,824.28 = 33,896.86/x
  3. Step 3: Cross multiply
    62,191.78x = 85,824.28 × 33,896.86
  4. Step 4: Simplify right side
    62,191.78x = 2,909,173,603.76
  5. Step 5: Solve for x
    x = 2,909,173,603.76/62,191.78
  6. Step 6: Final answer
    x = 46,777.46

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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.