Home / 190,014.24-262,177.20-113,512.80

Finding the Fourth Proportional to 190,014.24, 262,177.20 and 113,512.80

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Solution

The fourth proportional to 190,014.24, 262,177.20 and 113,512.80 is: 156,622.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,014.24 : 262,177.20 = 113,512.80 : x
  2. Step 2: Convert to fraction form
    190,014.24/262,177.20 = 113,512.80/x
  3. Step 3: Cross multiply
    190,014.24x = 262,177.20 × 113,512.80
  4. Step 4: Simplify right side
    190,014.24x = 29,760,468,068.16
  5. Step 5: Solve for x
    x = 29,760,468,068.16/190,014.24
  6. Step 6: Final answer
    x = 156,622.30

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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.