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Finding the Fourth Proportional to 154,813.80, 232,439.40 and 95,764.80

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Solution

The fourth proportional to 154,813.80, 232,439.40 and 95,764.80 is: 143,782.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,813.80 : 232,439.40 = 95,764.80 : x
  2. Step 2: Convert to fraction form
    154,813.80/232,439.40 = 95,764.80/x
  3. Step 3: Cross multiply
    154,813.80x = 232,439.40 × 95,764.80
  4. Step 4: Simplify right side
    154,813.80x = 22,259,512,653.12
  5. Step 5: Solve for x
    x = 22,259,512,653.12/154,813.80
  6. Step 6: Final answer
    x = 143,782.48

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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.