Home / 196,503.65-294,817.74-70,141.09

Finding the Fourth Proportional to 196,503.65, 294,817.74 and 70,141.09

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Solution

The fourth proportional to 196,503.65, 294,817.74 and 70,141.09 is: 105,233.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,503.65 : 294,817.74 = 70,141.09 : x
  2. Step 2: Convert to fraction form
    196,503.65/294,817.74 = 70,141.09/x
  3. Step 3: Cross multiply
    196,503.65x = 294,817.74 × 70,141.09
  4. Step 4: Simplify right side
    196,503.65x = 20,678,837,634.94
  5. Step 5: Solve for x
    x = 20,678,837,634.94/196,503.65
  6. Step 6: Final answer
    x = 105,233.86

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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.