Home / 277,143.24-382,457.52-149,819.07

Finding the Fourth Proportional to 277,143.24, 382,457.52 and 149,819.07

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Solution

The fourth proportional to 277,143.24, 382,457.52 and 149,819.07 is: 206,750.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,143.24 : 382,457.52 = 149,819.07 : x
  2. Step 2: Convert to fraction form
    277,143.24/382,457.52 = 149,819.07/x
  3. Step 3: Cross multiply
    277,143.24x = 382,457.52 × 149,819.07
  4. Step 4: Simplify right side
    277,143.24x = 57,299,429,960.91
  5. Step 5: Solve for x
    x = 57,299,429,960.91/277,143.24
  6. Step 6: Final answer
    x = 206,750.23

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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.