Home / 196,530.19-294,722.76-70,136.62

Finding the Fourth Proportional to 196,530.19, 294,722.76 and 70,136.62

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Solution

The fourth proportional to 196,530.19, 294,722.76 and 70,136.62 is: 105,179.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,530.19 : 294,722.76 = 70,136.62 : x
  2. Step 2: Convert to fraction form
    196,530.19/294,722.76 = 70,136.62/x
  3. Step 3: Cross multiply
    196,530.19x = 294,722.76 × 70,136.62
  4. Step 4: Simplify right side
    196,530.19x = 20,670,858,223.47
  5. Step 5: Solve for x
    x = 20,670,858,223.47/196,530.19
  6. Step 6: Final answer
    x = 105,179.05

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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.