Home / 112,045.26-167,940.77-69,944.15

Finding the Fourth Proportional to 112,045.26, 167,940.77 and 69,944.15

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Solution

The fourth proportional to 112,045.26, 167,940.77 and 69,944.15 is: 104,836.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,045.26 : 167,940.77 = 69,944.15 : x
  2. Step 2: Convert to fraction form
    112,045.26/167,940.77 = 69,944.15/x
  3. Step 3: Cross multiply
    112,045.26x = 167,940.77 × 69,944.15
  4. Step 4: Simplify right side
    112,045.26x = 11,746,474,408.00
  5. Step 5: Solve for x
    x = 11,746,474,408.00/112,045.26
  6. Step 6: Final answer
    x = 104,836.87

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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.