Home / 196,520.08-294,778.86-56,279.20

Finding the Fourth Proportional to 196,520.08, 294,778.86 and 56,279.20

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Solution

The fourth proportional to 196,520.08, 294,778.86 and 56,279.20 is: 84,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,520.08 : 294,778.86 = 56,279.20 : x
  2. Step 2: Convert to fraction form
    196,520.08/294,778.86 = 56,279.20/x
  3. Step 3: Cross multiply
    196,520.08x = 294,778.86 × 56,279.20
  4. Step 4: Simplify right side
    196,520.08x = 16,589,918,417.71
  5. Step 5: Solve for x
    x = 16,589,918,417.71/196,520.08
  6. Step 6: Final answer
    x = 84,418.44

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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.