Home / 111,627.30-167,439.66-27,386.64

Finding the Fourth Proportional to 111,627.30, 167,439.66 and 27,386.64

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Solution

The fourth proportional to 111,627.30, 167,439.66 and 27,386.64 is: 41,079.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,627.30 : 167,439.66 = 27,386.64 : x
  2. Step 2: Convert to fraction form
    111,627.30/167,439.66 = 27,386.64/x
  3. Step 3: Cross multiply
    111,627.30x = 167,439.66 × 27,386.64
  4. Step 4: Simplify right side
    111,627.30x = 4,585,609,690.14
  5. Step 5: Solve for x
    x = 4,585,609,690.14/111,627.30
  6. Step 6: Final answer
    x = 41,079.64

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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.