Home / 130,465.44-195,667.47-73,563.80

Finding the Fourth Proportional to 130,465.44, 195,667.47 and 73,563.80

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Solution

The fourth proportional to 130,465.44, 195,667.47 and 73,563.80 is: 110,328.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,465.44 : 195,667.47 = 73,563.80 : x
  2. Step 2: Convert to fraction form
    130,465.44/195,667.47 = 73,563.80/x
  3. Step 3: Cross multiply
    130,465.44x = 195,667.47 × 73,563.80
  4. Step 4: Simplify right side
    130,465.44x = 14,394,041,651.25
  5. Step 5: Solve for x
    x = 14,394,041,651.25/130,465.44
  6. Step 6: Final answer
    x = 110,328.39

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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.