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Finding the Fourth Proportional to 55,444.44, 83,540.73 and 45,799.68

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Solution

The fourth proportional to 55,444.44, 83,540.73 and 45,799.68 is: 69,008.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,444.44 : 83,540.73 = 45,799.68 : x
  2. Step 2: Convert to fraction form
    55,444.44/83,540.73 = 45,799.68/x
  3. Step 3: Cross multiply
    55,444.44x = 83,540.73 × 45,799.68
  4. Step 4: Simplify right side
    55,444.44x = 3,826,138,700.97
  5. Step 5: Solve for x
    x = 3,826,138,700.97/55,444.44
  6. Step 6: Final answer
    x = 69,008.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.