Home / 188,155.85-282,282.96-109,194.17

Finding the Fourth Proportional to 188,155.85, 282,282.96 and 109,194.17

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Solution

The fourth proportional to 188,155.85, 282,282.96 and 109,194.17 is: 163,819.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,155.85 : 282,282.96 = 109,194.17 : x
  2. Step 2: Convert to fraction form
    188,155.85/282,282.96 = 109,194.17/x
  3. Step 3: Cross multiply
    188,155.85x = 282,282.96 × 109,194.17
  4. Step 4: Simplify right side
    188,155.85x = 30,823,653,522.34
  5. Step 5: Solve for x
    x = 30,823,653,522.34/188,155.85
  6. Step 6: Final answer
    x = 163,819.80

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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.