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Finding the Fourth Proportional to 110,362.10, 165,629.55 and 51,205.10

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Solution

The fourth proportional to 110,362.10, 165,629.55 and 51,205.10 is: 76,847.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,362.10 : 165,629.55 = 51,205.10 : x
  2. Step 2: Convert to fraction form
    110,362.10/165,629.55 = 51,205.10/x
  3. Step 3: Cross multiply
    110,362.10x = 165,629.55 × 51,205.10
  4. Step 4: Simplify right side
    110,362.10x = 8,481,077,670.71
  5. Step 5: Solve for x
    x = 8,481,077,670.71/110,362.10
  6. Step 6: Final answer
    x = 76,847.74

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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.