Home / 196,424.77-271,072.70-110,398.72

Finding the Fourth Proportional to 196,424.77, 271,072.70 and 110,398.72

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Solution

The fourth proportional to 196,424.77, 271,072.70 and 110,398.72 is: 152,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,424.77 : 271,072.70 = 110,398.72 : x
  2. Step 2: Convert to fraction form
    196,424.77/271,072.70 = 110,398.72/x
  3. Step 3: Cross multiply
    196,424.77x = 271,072.70 × 110,398.72
  4. Step 4: Simplify right side
    196,424.77x = 29,926,079,106.94
  5. Step 5: Solve for x
    x = 29,926,079,106.94/196,424.77
  6. Step 6: Final answer
    x = 152,353.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.