Home / 196,304.81-294,477.69-54,150.11

Finding the Fourth Proportional to 196,304.81, 294,477.69 and 54,150.11

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Solution

The fourth proportional to 196,304.81, 294,477.69 and 54,150.11 is: 81,230.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,304.81 : 294,477.69 = 54,150.11 : x
  2. Step 2: Convert to fraction form
    196,304.81/294,477.69 = 54,150.11/x
  3. Step 3: Cross multiply
    196,304.81x = 294,477.69 × 54,150.11
  4. Step 4: Simplify right side
    196,304.81x = 15,945,997,833.66
  5. Step 5: Solve for x
    x = 15,945,997,833.66/196,304.81
  6. Step 6: Final answer
    x = 81,230.81

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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.