Home / 277,861.82-383,464.26-157,008.20

Finding the Fourth Proportional to 277,861.82, 383,464.26 and 157,008.20

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Solution

The fourth proportional to 277,861.82, 383,464.26 and 157,008.20 is: 216,679.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,861.82 : 383,464.26 = 157,008.20 : x
  2. Step 2: Convert to fraction form
    277,861.82/383,464.26 = 157,008.20/x
  3. Step 3: Cross multiply
    277,861.82x = 383,464.26 × 157,008.20
  4. Step 4: Simplify right side
    277,861.82x = 60,207,031,309.61
  5. Step 5: Solve for x
    x = 60,207,031,309.61/277,861.82
  6. Step 6: Final answer
    x = 216,679.76

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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.