Home / 130,563.96-195,806.90-39,375.54

Finding the Fourth Proportional to 130,563.96, 195,806.90 and 39,375.54

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Solution

The fourth proportional to 130,563.96, 195,806.90 and 39,375.54 is: 59,051.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,563.96 : 195,806.90 = 39,375.54 : x
  2. Step 2: Convert to fraction form
    130,563.96/195,806.90 = 39,375.54/x
  3. Step 3: Cross multiply
    130,563.96x = 195,806.90 × 39,375.54
  4. Step 4: Simplify right side
    130,563.96x = 7,710,002,494.35
  5. Step 5: Solve for x
    x = 7,710,002,494.35/130,563.96
  6. Step 6: Final answer
    x = 59,051.54

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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.