Home / 196,448.11-294,319.85-119,370.91

Finding the Fourth Proportional to 196,448.11, 294,319.85 and 119,370.91

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Solution

The fourth proportional to 196,448.11, 294,319.85 and 119,370.91 is: 178,842.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,448.11 : 294,319.85 = 119,370.91 : x
  2. Step 2: Convert to fraction form
    196,448.11/294,319.85 = 119,370.91/x
  3. Step 3: Cross multiply
    196,448.11x = 294,319.85 × 119,370.91
  4. Step 4: Simplify right side
    196,448.11x = 35,133,227,728.71
  5. Step 5: Solve for x
    x = 35,133,227,728.71/196,448.11
  6. Step 6: Final answer
    x = 178,842.28

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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.