Home / 196,234.40-294,351.60-140,247.20

Finding the Fourth Proportional to 196,234.40, 294,351.60 and 140,247.20

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Solution

The fourth proportional to 196,234.40, 294,351.60 and 140,247.20 is: 210,370.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,234.40 : 294,351.60 = 140,247.20 : x
  2. Step 2: Convert to fraction form
    196,234.40/294,351.60 = 140,247.20/x
  3. Step 3: Cross multiply
    196,234.40x = 294,351.60 × 140,247.20
  4. Step 4: Simplify right side
    196,234.40x = 41,281,987,715.52
  5. Step 5: Solve for x
    x = 41,281,987,715.52/196,234.40
  6. Step 6: Final answer
    x = 210,370.80

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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.