Home / 112,016.10-167,914.80-100,206.30

Finding the Fourth Proportional to 112,016.10, 167,914.80 and 100,206.30

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Solution

The fourth proportional to 112,016.10, 167,914.80 and 100,206.30 is: 150,211.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,016.10 : 167,914.80 = 100,206.30 : x
  2. Step 2: Convert to fraction form
    112,016.10/167,914.80 = 100,206.30/x
  3. Step 3: Cross multiply
    112,016.10x = 167,914.80 × 100,206.30
  4. Step 4: Simplify right side
    112,016.10x = 16,826,120,823.24
  5. Step 5: Solve for x
    x = 16,826,120,823.24/112,016.10
  6. Step 6: Final answer
    x = 150,211.63

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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.