Home / 111,427.16-167,124.26-32,520.20

Finding the Fourth Proportional to 111,427.16, 167,124.26 and 32,520.20

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Solution

The fourth proportional to 111,427.16, 167,124.26 and 32,520.20 is: 48,775.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,427.16 : 167,124.26 = 32,520.20 : x
  2. Step 2: Convert to fraction form
    111,427.16/167,124.26 = 32,520.20/x
  3. Step 3: Cross multiply
    111,427.16x = 167,124.26 × 32,520.20
  4. Step 4: Simplify right side
    111,427.16x = 5,434,914,360.05
  5. Step 5: Solve for x
    x = 5,434,914,360.05/111,427.16
  6. Step 6: Final answer
    x = 48,775.49

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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.