Home / 277,089.24-415,504.68-143,933.74

Finding the Fourth Proportional to 277,089.24, 415,504.68 and 143,933.74

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Solution

The fourth proportional to 277,089.24, 415,504.68 and 143,933.74 is: 215,833.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,089.24 : 415,504.68 = 143,933.74 : x
  2. Step 2: Convert to fraction form
    277,089.24/415,504.68 = 143,933.74/x
  3. Step 3: Cross multiply
    277,089.24x = 415,504.68 × 143,933.74
  4. Step 4: Simplify right side
    277,089.24x = 59,805,142,579.90
  5. Step 5: Solve for x
    x = 59,805,142,579.90/277,089.24
  6. Step 6: Final answer
    x = 215,833.51

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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.