Home / 100,933.92-151,430.48-29,858.44

Finding the Fourth Proportional to 100,933.92, 151,430.48 and 29,858.44

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Solution

The fourth proportional to 100,933.92, 151,430.48 and 29,858.44 is: 44,796.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,933.92 : 151,430.48 = 29,858.44 : x
  2. Step 2: Convert to fraction form
    100,933.92/151,430.48 = 29,858.44/x
  3. Step 3: Cross multiply
    100,933.92x = 151,430.48 × 29,858.44
  4. Step 4: Simplify right side
    100,933.92x = 4,521,477,901.25
  5. Step 5: Solve for x
    x = 4,521,477,901.25/100,933.92
  6. Step 6: Final answer
    x = 44,796.42

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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.