Home / 256,072.52-353,380.14-141,351.23

Finding the Fourth Proportional to 256,072.52, 353,380.14 and 141,351.23

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Solution

The fourth proportional to 256,072.52, 353,380.14 and 141,351.23 is: 195,064.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,072.52 : 353,380.14 = 141,351.23 : x
  2. Step 2: Convert to fraction form
    256,072.52/353,380.14 = 141,351.23/x
  3. Step 3: Cross multiply
    256,072.52x = 353,380.14 × 141,351.23
  4. Step 4: Simplify right side
    256,072.52x = 49,950,715,679.67
  5. Step 5: Solve for x
    x = 49,950,715,679.67/256,072.52
  6. Step 6: Final answer
    x = 195,064.72

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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.