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Finding the Fourth Proportional to 165,451.96, 248,029.26 and 65,544.76

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Solution

The fourth proportional to 165,451.96, 248,029.26 and 65,544.76 is: 98,258.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,451.96 : 248,029.26 = 65,544.76 : x
  2. Step 2: Convert to fraction form
    165,451.96/248,029.26 = 65,544.76/x
  3. Step 3: Cross multiply
    165,451.96x = 248,029.26 × 65,544.76
  4. Step 4: Simplify right side
    165,451.96x = 16,257,018,319.68
  5. Step 5: Solve for x
    x = 16,257,018,319.68/165,451.96
  6. Step 6: Final answer
    x = 98,258.24

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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.