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Finding the Fourth Proportional to 110,103.64, 165,217.80 and 46,917.12

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Solution

The fourth proportional to 110,103.64, 165,217.80 and 46,917.12 is: 70,402.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,103.64 : 165,217.80 = 46,917.12 : x
  2. Step 2: Convert to fraction form
    110,103.64/165,217.80 = 46,917.12/x
  3. Step 3: Cross multiply
    110,103.64x = 165,217.80 × 46,917.12
  4. Step 4: Simplify right side
    110,103.64x = 7,751,543,348.74
  5. Step 5: Solve for x
    x = 7,751,543,348.74/110,103.64
  6. Step 6: Final answer
    x = 70,402.24

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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.