Home / 196,128.98-294,351.11-101,387.04

Finding the Fourth Proportional to 196,128.98, 294,351.11 and 101,387.04

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Solution

The fourth proportional to 196,128.98, 294,351.11 and 101,387.04 is: 152,162.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,128.98 : 294,351.11 = 101,387.04 : x
  2. Step 2: Convert to fraction form
    196,128.98/294,351.11 = 101,387.04/x
  3. Step 3: Cross multiply
    196,128.98x = 294,351.11 × 101,387.04
  4. Step 4: Simplify right side
    196,128.98x = 29,843,387,763.61
  5. Step 5: Solve for x
    x = 29,843,387,763.61/196,128.98
  6. Step 6: Final answer
    x = 152,162.05

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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.