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Finding the Fourth Proportional to 61,799.56, 85,283.49 and 33,505.32

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Solution

The fourth proportional to 61,799.56, 85,283.49 and 33,505.32 is: 46,237.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,799.56 : 85,283.49 = 33,505.32 : x
  2. Step 2: Convert to fraction form
    61,799.56/85,283.49 = 33,505.32/x
  3. Step 3: Cross multiply
    61,799.56x = 85,283.49 × 33,505.32
  4. Step 4: Simplify right side
    61,799.56x = 2,857,450,623.17
  5. Step 5: Solve for x
    x = 2,857,450,623.17/61,799.56
  6. Step 6: Final answer
    x = 46,237.39

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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.