Home / 188,193.60-282,435.30-109,363.32

Finding the Fourth Proportional to 188,193.60, 282,435.30 and 109,363.32

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Solution

The fourth proportional to 188,193.60, 282,435.30 and 109,363.32 is: 164,129.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,193.60 : 282,435.30 = 109,363.32 : x
  2. Step 2: Convert to fraction form
    188,193.60/282,435.30 = 109,363.32/x
  3. Step 3: Cross multiply
    188,193.60x = 282,435.30 × 109,363.32
  4. Step 4: Simplify right side
    188,193.60x = 30,888,062,093.20
  5. Step 5: Solve for x
    x = 30,888,062,093.20/188,193.60
  6. Step 6: Final answer
    x = 164,129.18

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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.