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Finding the Fourth Proportional to 110,951.64, 153,104.99 and 63,195.66

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Solution

The fourth proportional to 110,951.64, 153,104.99 and 63,195.66 is: 87,205.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,951.64 : 153,104.99 = 63,195.66 : x
  2. Step 2: Convert to fraction form
    110,951.64/153,104.99 = 63,195.66/x
  3. Step 3: Cross multiply
    110,951.64x = 153,104.99 × 63,195.66
  4. Step 4: Simplify right side
    110,951.64x = 9,675,570,576.37
  5. Step 5: Solve for x
    x = 9,675,570,576.37/110,951.64
  6. Step 6: Final answer
    x = 87,205.30

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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.