Home / 303,012.50-454,514.19-103,472.44

Finding the Fourth Proportional to 303,012.50, 454,514.19 and 103,472.44

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Solution

The fourth proportional to 303,012.50, 454,514.19 and 103,472.44 is: 155,207.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,012.50 : 454,514.19 = 103,472.44 : x
  2. Step 2: Convert to fraction form
    303,012.50/454,514.19 = 103,472.44/x
  3. Step 3: Cross multiply
    303,012.50x = 454,514.19 × 103,472.44
  4. Step 4: Simplify right side
    303,012.50x = 47,029,690,729.62
  5. Step 5: Solve for x
    x = 47,029,690,729.62/303,012.50
  6. Step 6: Final answer
    x = 155,207.10

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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.