Home / 196,521.88-271,167.05-110,469.50

Finding the Fourth Proportional to 196,521.88, 271,167.05 and 110,469.50

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Solution

The fourth proportional to 196,521.88, 271,167.05 and 110,469.50 is: 152,429.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,521.88 : 271,167.05 = 110,469.50 : x
  2. Step 2: Convert to fraction form
    196,521.88/271,167.05 = 110,469.50/x
  3. Step 3: Cross multiply
    196,521.88x = 271,167.05 × 110,469.50
  4. Step 4: Simplify right side
    196,521.88x = 29,955,688,429.98
  5. Step 5: Solve for x
    x = 29,955,688,429.98/196,521.88
  6. Step 6: Final answer
    x = 152,429.28

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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.