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Finding the Fourth Proportional to 62,214.78, 85,853.90 and 33,919.86

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Solution

The fourth proportional to 62,214.78, 85,853.90 and 33,919.86 is: 46,808.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,214.78 : 85,853.90 = 33,919.86 : x
  2. Step 2: Convert to fraction form
    62,214.78/85,853.90 = 33,919.86/x
  3. Step 3: Cross multiply
    62,214.78x = 85,853.90 × 33,919.86
  4. Step 4: Simplify right side
    62,214.78x = 2,912,152,268.45
  5. Step 5: Solve for x
    x = 2,912,152,268.45/62,214.78
  6. Step 6: Final answer
    x = 46,808.05

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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.