Home / 180,114.24-270,025.60-75,012.16

Finding the Fourth Proportional to 180,114.24, 270,025.60 and 75,012.16

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Solution

The fourth proportional to 180,114.24, 270,025.60 and 75,012.16 is: 112,457.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,114.24 : 270,025.60 = 75,012.16 : x
  2. Step 2: Convert to fraction form
    180,114.24/270,025.60 = 75,012.16/x
  3. Step 3: Cross multiply
    180,114.24x = 270,025.60 × 75,012.16
  4. Step 4: Simplify right side
    180,114.24x = 20,255,203,511.30
  5. Step 5: Solve for x
    x = 20,255,203,511.30/180,114.24
  6. Step 6: Final answer
    x = 112,457.54

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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.