Home / 263,219.18-363,211.71-148,499.63

Finding the Fourth Proportional to 263,219.18, 363,211.71 and 148,499.63

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Solution

The fourth proportional to 263,219.18, 363,211.71 and 148,499.63 is: 204,912.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,219.18 : 363,211.71 = 148,499.63 : x
  2. Step 2: Convert to fraction form
    263,219.18/363,211.71 = 148,499.63/x
  3. Step 3: Cross multiply
    263,219.18x = 363,211.71 × 148,499.63
  4. Step 4: Simplify right side
    263,219.18x = 53,936,802,730.61
  5. Step 5: Solve for x
    x = 53,936,802,730.61/263,219.18
  6. Step 6: Final answer
    x = 204,912.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.