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Finding the Fourth Proportional to 61,944.39, 85,476 and 36,445.15

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Solution

The fourth proportional to 61,944.39, 85,476 and 36,445.15 is: 50,290.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,944.39 : 85,476 = 36,445.15 : x
  2. Step 2: Convert to fraction form
    61,944.39/85,476 = 36,445.15/x
  3. Step 3: Cross multiply
    61,944.39x = 85,476 × 36,445.15
  4. Step 4: Simplify right side
    61,944.39x = 3,115,185,214.02
  5. Step 5: Solve for x
    x = 3,115,185,214.02/61,944.39
  6. Step 6: Final answer
    x = 50,290.03

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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.