Home / 111,459.08-167,201.31-40,415.19

Finding the Fourth Proportional to 111,459.08, 167,201.31 and 40,415.19

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Solution

The fourth proportional to 111,459.08, 167,201.31 and 40,415.19 is: 60,627.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,459.08 : 167,201.31 = 40,415.19 : x
  2. Step 2: Convert to fraction form
    111,459.08/167,201.31 = 40,415.19/x
  3. Step 3: Cross multiply
    111,459.08x = 167,201.31 × 40,415.19
  4. Step 4: Simplify right side
    111,459.08x = 6,757,472,236.45
  5. Step 5: Solve for x
    x = 6,757,472,236.45/111,459.08
  6. Step 6: Final answer
    x = 60,627.38

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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.