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Finding the Fourth Proportional to 96,863.80, 145,295.49 and 26,742.91

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Solution

The fourth proportional to 96,863.80, 145,295.49 and 26,742.91 is: 40,114.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,863.80 : 145,295.49 = 26,742.91 : x
  2. Step 2: Convert to fraction form
    96,863.80/145,295.49 = 26,742.91/x
  3. Step 3: Cross multiply
    96,863.80x = 145,295.49 × 26,742.91
  4. Step 4: Simplify right side
    96,863.80x = 3,885,623,701.05
  5. Step 5: Solve for x
    x = 3,885,623,701.05/96,863.80
  6. Step 6: Final answer
    x = 40,114.30

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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.