Home / 263,215.42-363,281.94-148,526.57

Finding the Fourth Proportional to 263,215.42, 363,281.94 and 148,526.57

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Solution

The fourth proportional to 263,215.42, 363,281.94 and 148,526.57 is: 204,991.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,215.42 : 363,281.94 = 148,526.57 : x
  2. Step 2: Convert to fraction form
    263,215.42/363,281.94 = 148,526.57/x
  3. Step 3: Cross multiply
    263,215.42x = 363,281.94 × 148,526.57
  4. Step 4: Simplify right side
    263,215.42x = 53,957,020,491.15
  5. Step 5: Solve for x
    x = 53,957,020,491.15/263,215.42
  6. Step 6: Final answer
    x = 204,991.87

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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.