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Finding the Fourth Proportional to 110,523.28, 165,852.92 and 87,899.92

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Solution

The fourth proportional to 110,523.28, 165,852.92 and 87,899.92 is: 131,903.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,523.28 : 165,852.92 = 87,899.92 : x
  2. Step 2: Convert to fraction form
    110,523.28/165,852.92 = 87,899.92/x
  3. Step 3: Cross multiply
    110,523.28x = 165,852.92 × 87,899.92
  4. Step 4: Simplify right side
    110,523.28x = 14,578,458,399.77
  5. Step 5: Solve for x
    x = 14,578,458,399.77/110,523.28
  6. Step 6: Final answer
    x = 131,903.96

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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.