Home / 30,490.45-45,735.42-23,832.55

Finding the Fourth Proportional to 30,490.45, 45,735.42 and 23,832.55

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Solution

The fourth proportional to 30,490.45, 45,735.42 and 23,832.55 is: 35,748.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,490.45 : 45,735.42 = 23,832.55 : x
  2. Step 2: Convert to fraction form
    30,490.45/45,735.42 = 23,832.55/x
  3. Step 3: Cross multiply
    30,490.45x = 45,735.42 × 23,832.55
  4. Step 4: Simplify right side
    30,490.45x = 1,089,991,696.40
  5. Step 5: Solve for x
    x = 1,089,991,696.40/30,490.45
  6. Step 6: Final answer
    x = 35,748.62

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1.5x scale

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.