Home / 209,852.21-289,599.41-114,358.97

Finding the Fourth Proportional to 209,852.21, 289,599.41 and 114,358.97

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Solution

The fourth proportional to 209,852.21, 289,599.41 and 114,358.97 is: 157,817.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,852.21 : 289,599.41 = 114,358.97 : x
  2. Step 2: Convert to fraction form
    209,852.21/289,599.41 = 114,358.97/x
  3. Step 3: Cross multiply
    209,852.21x = 289,599.41 × 114,358.97
  4. Step 4: Simplify right side
    209,852.21x = 33,118,289,668.41
  5. Step 5: Solve for x
    x = 33,118,289,668.41/209,852.21
  6. Step 6: Final answer
    x = 157,817.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.