Home / 196,795.08-295,279.02-103,278.96

Finding the Fourth Proportional to 196,795.08, 295,279.02 and 103,278.96

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Solution

The fourth proportional to 196,795.08, 295,279.02 and 103,278.96 is: 154,963.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,795.08 : 295,279.02 = 103,278.96 : x
  2. Step 2: Convert to fraction form
    196,795.08/295,279.02 = 103,278.96/x
  3. Step 3: Cross multiply
    196,795.08x = 295,279.02 × 103,278.96
  4. Step 4: Simplify right side
    196,795.08x = 30,496,110,095.42
  5. Step 5: Solve for x
    x = 30,496,110,095.42/196,795.08
  6. Step 6: Final answer
    x = 154,963.78

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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.