Home / 202,099.22-278,892.30-111,452.60

Finding the Fourth Proportional to 202,099.22, 278,892.30 and 111,452.60

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Solution

The fourth proportional to 202,099.22, 278,892.30 and 111,452.60 is: 153,802.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,099.22 : 278,892.30 = 111,452.60 : x
  2. Step 2: Convert to fraction form
    202,099.22/278,892.30 = 111,452.60/x
  3. Step 3: Cross multiply
    202,099.22x = 278,892.30 × 111,452.60
  4. Step 4: Simplify right side
    202,099.22x = 31,083,271,954.98
  5. Step 5: Solve for x
    x = 31,083,271,954.98/202,099.22
  6. Step 6: Final answer
    x = 153,802.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.