Home / 196,086.10-294,226.32-77,754.82

Finding the Fourth Proportional to 196,086.10, 294,226.32 and 77,754.82

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Solution

The fourth proportional to 196,086.10, 294,226.32 and 77,754.82 is: 116,670.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,086.10 : 294,226.32 = 77,754.82 : x
  2. Step 2: Convert to fraction form
    196,086.10/294,226.32 = 77,754.82/x
  3. Step 3: Cross multiply
    196,086.10x = 294,226.32 × 77,754.82
  4. Step 4: Simplify right side
    196,086.10x = 22,877,514,550.86
  5. Step 5: Solve for x
    x = 22,877,514,550.86/196,086.10
  6. Step 6: Final answer
    x = 116,670.76

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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.