Home / 196,910.19-295,138.08-84,423.06

Finding the Fourth Proportional to 196,910.19, 295,138.08 and 84,423.06

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Solution

The fourth proportional to 196,910.19, 295,138.08 and 84,423.06 is: 126,537.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,910.19 : 295,138.08 = 84,423.06 : x
  2. Step 2: Convert to fraction form
    196,910.19/295,138.08 = 84,423.06/x
  3. Step 3: Cross multiply
    196,910.19x = 295,138.08 × 84,423.06
  4. Step 4: Simplify right side
    196,910.19x = 24,916,459,836.12
  5. Step 5: Solve for x
    x = 24,916,459,836.12/196,910.19
  6. Step 6: Final answer
    x = 126,537.18

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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.