Home / 203,051.81-279,585.62-180,351.36

Finding the Fourth Proportional to 203,051.81, 279,585.62 and 180,351.36

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Solution

The fourth proportional to 203,051.81, 279,585.62 and 180,351.36 is: 248,328.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,051.81 : 279,585.62 = 180,351.36 : x
  2. Step 2: Convert to fraction form
    203,051.81/279,585.62 = 180,351.36/x
  3. Step 3: Cross multiply
    203,051.81x = 279,585.62 × 180,351.36
  4. Step 4: Simplify right side
    203,051.81x = 50,423,647,592.48
  5. Step 5: Solve for x
    x = 50,423,647,592.48/203,051.81
  6. Step 6: Final answer
    x = 248,328.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.