Home / 111,355.10-167,032.58-27,115.24

Finding the Fourth Proportional to 111,355.10, 167,032.58 and 27,115.24

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Solution

The fourth proportional to 111,355.10, 167,032.58 and 27,115.24 is: 40,672.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,355.10 : 167,032.58 = 27,115.24 : x
  2. Step 2: Convert to fraction form
    111,355.10/167,032.58 = 27,115.24/x
  3. Step 3: Cross multiply
    111,355.10x = 167,032.58 × 27,115.24
  4. Step 4: Simplify right side
    111,355.10x = 4,529,128,494.52
  5. Step 5: Solve for x
    x = 4,529,128,494.52/111,355.10
  6. Step 6: Final answer
    x = 40,672.84

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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.