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Finding the Fourth Proportional to 154,676.70, 232,187.85 and 144,524.70

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Solution

The fourth proportional to 154,676.70, 232,187.85 and 144,524.70 is: 216,948.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,676.70 : 232,187.85 = 144,524.70 : x
  2. Step 2: Convert to fraction form
    154,676.70/232,187.85 = 144,524.70/x
  3. Step 3: Cross multiply
    154,676.70x = 232,187.85 × 144,524.70
  4. Step 4: Simplify right side
    154,676.70x = 33,556,879,364.90
  5. Step 5: Solve for x
    x = 33,556,879,364.90/154,676.70
  6. Step 6: Final answer
    x = 216,948.51

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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.