Home / 263,214.42-363,280.55-148,525.57

Finding the Fourth Proportional to 263,214.42, 363,280.55 and 148,525.57

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Solution

The fourth proportional to 263,214.42, 363,280.55 and 148,525.57 is: 204,990.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,214.42 : 363,280.55 = 148,525.57 : x
  2. Step 2: Convert to fraction form
    263,214.42/363,280.55 = 148,525.57/x
  3. Step 3: Cross multiply
    263,214.42x = 363,280.55 × 148,525.57
  4. Step 4: Simplify right side
    263,214.42x = 53,956,450,758.66
  5. Step 5: Solve for x
    x = 53,956,450,758.66/263,214.42
  6. Step 6: Final answer
    x = 204,990.48

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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.