Home / 104,945.86-157,372.46-30,049.01

Finding the Fourth Proportional to 104,945.86, 157,372.46 and 30,049.01

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Solution

The fourth proportional to 104,945.86, 157,372.46 and 30,049.01 is: 45,060.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,945.86 : 157,372.46 = 30,049.01 : x
  2. Step 2: Convert to fraction form
    104,945.86/157,372.46 = 30,049.01/x
  3. Step 3: Cross multiply
    104,945.86x = 157,372.46 × 30,049.01
  4. Step 4: Simplify right side
    104,945.86x = 4,728,886,624.26
  5. Step 5: Solve for x
    x = 4,728,886,624.26/104,945.86
  6. Step 6: Final answer
    x = 45,060.25

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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.