Home / 196,148.01-294,119.79-69,769.91

Finding the Fourth Proportional to 196,148.01, 294,119.79 and 69,769.91

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Solution

The fourth proportional to 196,148.01, 294,119.79 and 69,769.91 is: 104,618.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,148.01 : 294,119.79 = 69,769.91 : x
  2. Step 2: Convert to fraction form
    196,148.01/294,119.79 = 69,769.91/x
  3. Step 3: Cross multiply
    196,148.01x = 294,119.79 × 69,769.91
  4. Step 4: Simplify right side
    196,148.01x = 20,520,710,489.21
  5. Step 5: Solve for x
    x = 20,520,710,489.21/196,148.01
  6. Step 6: Final answer
    x = 104,618.50

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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.