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Finding the Fourth Proportional to 61,557.52, 84,949.43 and 33,263.21

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Solution

The fourth proportional to 61,557.52, 84,949.43 and 33,263.21 is: 45,903.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,557.52 : 84,949.43 = 33,263.21 : x
  2. Step 2: Convert to fraction form
    61,557.52/84,949.43 = 33,263.21/x
  3. Step 3: Cross multiply
    61,557.52x = 84,949.43 × 33,263.21
  4. Step 4: Simplify right side
    61,557.52x = 2,825,690,729.47
  5. Step 5: Solve for x
    x = 2,825,690,729.47/61,557.52
  6. Step 6: Final answer
    x = 45,903.26

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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.