Home / 99,450.24-149,130.72-29,304.96

Finding the Fourth Proportional to 99,450.24, 149,130.72 and 29,304.96

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Solution

The fourth proportional to 99,450.24, 149,130.72 and 29,304.96 is: 43,944.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,450.24 : 149,130.72 = 29,304.96 : x
  2. Step 2: Convert to fraction form
    99,450.24/149,130.72 = 29,304.96/x
  3. Step 3: Cross multiply
    99,450.24x = 149,130.72 × 29,304.96
  4. Step 4: Simplify right side
    99,450.24x = 4,370,269,784.37
  5. Step 5: Solve for x
    x = 4,370,269,784.37/99,450.24
  6. Step 6: Final answer
    x = 43,944.29

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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.