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Finding the Fourth Proportional to 84,753.51, 116,960.54 and 47,028.39

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Solution

The fourth proportional to 84,753.51, 116,960.54 and 47,028.39 is: 64,899.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,753.51 : 116,960.54 = 47,028.39 : x
  2. Step 2: Convert to fraction form
    84,753.51/116,960.54 = 47,028.39/x
  3. Step 3: Cross multiply
    84,753.51x = 116,960.54 × 47,028.39
  4. Step 4: Simplify right side
    84,753.51x = 5,500,465,654.59
  5. Step 5: Solve for x
    x = 5,500,465,654.59/84,753.51
  6. Step 6: Final answer
    x = 64,899.56

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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.