Home / 447,613.27-671,539.24-163,330

Finding the Fourth Proportional to 447,613.27, 671,539.24 and 163,330

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Solution

The fourth proportional to 447,613.27, 671,539.24 and 163,330 is: 245,038.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,613.27 : 671,539.24 = 163,330 : x
  2. Step 2: Convert to fraction form
    447,613.27/671,539.24 = 163,330/x
  3. Step 3: Cross multiply
    447,613.27x = 671,539.24 × 163,330
  4. Step 4: Simplify right side
    447,613.27x = 109,682,504,069.20
  5. Step 5: Solve for x
    x = 109,682,504,069.20/447,613.27
  6. Step 6: Final answer
    x = 245,038.54

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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.