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Finding the Fourth Proportional to 61,090.67, 91,677.51 and 33,019.32

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Solution

The fourth proportional to 61,090.67, 91,677.51 and 33,019.32 is: 49,551.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,090.67 : 91,677.51 = 33,019.32 : x
  2. Step 2: Convert to fraction form
    61,090.67/91,677.51 = 33,019.32/x
  3. Step 3: Cross multiply
    61,090.67x = 91,677.51 × 33,019.32
  4. Step 4: Simplify right side
    61,090.67x = 3,027,129,039.49
  5. Step 5: Solve for x
    x = 3,027,129,039.49/61,090.67
  6. Step 6: Final answer
    x = 49,551.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.