Home / 111,439.74-167,203.40-49,066.50

Finding the Fourth Proportional to 111,439.74, 167,203.40 and 49,066.50

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Solution

The fourth proportional to 111,439.74, 167,203.40 and 49,066.50 is: 73,619.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,439.74 : 167,203.40 = 49,066.50 : x
  2. Step 2: Convert to fraction form
    111,439.74/167,203.40 = 49,066.50/x
  3. Step 3: Cross multiply
    111,439.74x = 167,203.40 × 49,066.50
  4. Step 4: Simplify right side
    111,439.74x = 8,204,085,380.77
  5. Step 5: Solve for x
    x = 8,204,085,380.77/111,439.74
  6. Step 6: Final answer
    x = 73,619.03

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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.