Home / 154,346.40-231,503.94-104,745.24

Finding the Fourth Proportional to 154,346.40, 231,503.94 and 104,745.24

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Solution

The fourth proportional to 154,346.40, 231,503.94 and 104,745.24 is: 157,107.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,346.40 : 231,503.94 = 104,745.24 : x
  2. Step 2: Convert to fraction form
    154,346.40/231,503.94 = 104,745.24/x
  3. Step 3: Cross multiply
    154,346.40x = 231,503.94 × 104,745.24
  4. Step 4: Simplify right side
    154,346.40x = 24,248,935,756.25
  5. Step 5: Solve for x
    x = 24,248,935,756.25/154,346.40
  6. Step 6: Final answer
    x = 157,107.23

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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.