Home / 275,800.08-380,577.24-154,914

Finding the Fourth Proportional to 275,800.08, 380,577.24 and 154,914

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Solution

The fourth proportional to 275,800.08, 380,577.24 and 154,914 is: 213,766.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,800.08 : 380,577.24 = 154,914 : x
  2. Step 2: Convert to fraction form
    275,800.08/380,577.24 = 154,914/x
  3. Step 3: Cross multiply
    275,800.08x = 380,577.24 × 154,914
  4. Step 4: Simplify right side
    275,800.08x = 58,956,742,557.36
  5. Step 5: Solve for x
    x = 58,956,742,557.36/275,800.08
  6. Step 6: Final answer
    x = 213,766.23

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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.