Home / 107,989.26-149,025.60-60,246.24

Finding the Fourth Proportional to 107,989.26, 149,025.60 and 60,246.24

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Solution

The fourth proportional to 107,989.26, 149,025.60 and 60,246.24 is: 83,140.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,989.26 : 149,025.60 = 60,246.24 : x
  2. Step 2: Convert to fraction form
    107,989.26/149,025.60 = 60,246.24/x
  3. Step 3: Cross multiply
    107,989.26x = 149,025.60 × 60,246.24
  4. Step 4: Simplify right side
    107,989.26x = 8,978,232,063.74
  5. Step 5: Solve for x
    x = 8,978,232,063.74/107,989.26
  6. Step 6: Final answer
    x = 83,140.05

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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.