Home / 103,626.60-155,452.62-37,073.76

Finding the Fourth Proportional to 103,626.60, 155,452.62 and 37,073.76

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Solution

The fourth proportional to 103,626.60, 155,452.62 and 37,073.76 is: 55,615.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,626.60 : 155,452.62 = 37,073.76 : x
  2. Step 2: Convert to fraction form
    103,626.60/155,452.62 = 37,073.76/x
  3. Step 3: Cross multiply
    103,626.60x = 155,452.62 × 37,073.76
  4. Step 4: Simplify right side
    103,626.60x = 5,763,213,125.25
  5. Step 5: Solve for x
    x = 5,763,213,125.25/103,626.60
  6. Step 6: Final answer
    x = 55,615.19

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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.