Home / 107,025.44-160,390.44-80,701.25

Finding the Fourth Proportional to 107,025.44, 160,390.44 and 80,701.25

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Solution

The fourth proportional to 107,025.44, 160,390.44 and 80,701.25 is: 120,940.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,025.44 : 160,390.44 = 80,701.25 : x
  2. Step 2: Convert to fraction form
    107,025.44/160,390.44 = 80,701.25/x
  3. Step 3: Cross multiply
    107,025.44x = 160,390.44 × 80,701.25
  4. Step 4: Simplify right side
    107,025.44x = 12,943,708,194.10
  5. Step 5: Solve for x
    x = 12,943,708,194.10/107,025.44
  6. Step 6: Final answer
    x = 120,940.49

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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.