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Finding the Fourth Proportional to 154,813.40, 232,220.10 and 95,764.40

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Solution

The fourth proportional to 154,813.40, 232,220.10 and 95,764.40 is: 143,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,813.40 : 232,220.10 = 95,764.40 : x
  2. Step 2: Convert to fraction form
    154,813.40/232,220.10 = 95,764.40/x
  3. Step 3: Cross multiply
    154,813.40x = 232,220.10 × 95,764.40
  4. Step 4: Simplify right side
    154,813.40x = 22,238,418,544.44
  5. Step 5: Solve for x
    x = 22,238,418,544.44/154,813.40
  6. Step 6: Final answer
    x = 143,646.60

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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.