Home / 112,019.49-167,634.36-69,919.34

Finding the Fourth Proportional to 112,019.49, 167,634.36 and 69,919.34

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Solution

The fourth proportional to 112,019.49, 167,634.36 and 69,919.34 is: 104,632.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,019.49 : 167,634.36 = 69,919.34 : x
  2. Step 2: Convert to fraction form
    112,019.49/167,634.36 = 69,919.34/x
  3. Step 3: Cross multiply
    112,019.49x = 167,634.36 × 69,919.34
  4. Step 4: Simplify right side
    112,019.49x = 11,720,882,974.35
  5. Step 5: Solve for x
    x = 11,720,882,974.35/112,019.49
  6. Step 6: Final answer
    x = 104,632.53

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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.