Home / 112,022.62-167,639.05-69,922.46

Finding the Fourth Proportional to 112,022.62, 167,639.05 and 69,922.46

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Solution

The fourth proportional to 112,022.62, 167,639.05 and 69,922.46 is: 104,637.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,022.62 : 167,639.05 = 69,922.46 : x
  2. Step 2: Convert to fraction form
    112,022.62/167,639.05 = 69,922.46/x
  3. Step 3: Cross multiply
    112,022.62x = 167,639.05 × 69,922.46
  4. Step 4: Simplify right side
    112,022.62x = 11,721,734,418.45
  5. Step 5: Solve for x
    x = 11,721,734,418.45/112,022.62
  6. Step 6: Final answer
    x = 104,637.21

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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.