Home / 112,660.83-168,850.80-98,587.44

Finding the Fourth Proportional to 112,660.83, 168,850.80 and 98,587.44

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Solution

The fourth proportional to 112,660.83, 168,850.80 and 98,587.44 is: 147,758.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,660.83 : 168,850.80 = 98,587.44 : x
  2. Step 2: Convert to fraction form
    112,660.83/168,850.80 = 98,587.44/x
  3. Step 3: Cross multiply
    112,660.83x = 168,850.80 × 98,587.44
  4. Step 4: Simplify right side
    112,660.83x = 16,646,568,113.95
  5. Step 5: Solve for x
    x = 16,646,568,113.95/112,660.83
  6. Step 6: Final answer
    x = 147,758.26

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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.