Home / 111,519.60-167,224.05-40,439.40

Finding the Fourth Proportional to 111,519.60, 167,224.05 and 40,439.40

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Solution

The fourth proportional to 111,519.60, 167,224.05 and 40,439.40 is: 60,639.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,519.60 : 167,224.05 = 40,439.40 : x
  2. Step 2: Convert to fraction form
    111,519.60/167,224.05 = 40,439.40/x
  3. Step 3: Cross multiply
    111,519.60x = 167,224.05 × 40,439.40
  4. Step 4: Simplify right side
    111,519.60x = 6,762,440,247.57
  5. Step 5: Solve for x
    x = 6,762,440,247.57/111,519.60
  6. Step 6: Final answer
    x = 60,639.03

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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.