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Finding the Fourth Proportional to 62,188.32, 85,820.36 and 33,893.92

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Solution

The fourth proportional to 62,188.32, 85,820.36 and 33,893.92 is: 46,773.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,188.32 : 85,820.36 = 33,893.92 : x
  2. Step 2: Convert to fraction form
    62,188.32/85,820.36 = 33,893.92/x
  3. Step 3: Cross multiply
    62,188.32x = 85,820.36 × 33,893.92
  4. Step 4: Simplify right side
    62,188.32x = 2,908,788,416.21
  5. Step 5: Solve for x
    x = 2,908,788,416.21/62,188.32
  6. Step 6: Final answer
    x = 46,773.87

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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.