Home / 213,946.54-295,250.73-117,154.47

Finding the Fourth Proportional to 213,946.54, 295,250.73 and 117,154.47

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Solution

The fourth proportional to 213,946.54, 295,250.73 and 117,154.47 is: 161,675.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,946.54 : 295,250.73 = 117,154.47 : x
  2. Step 2: Convert to fraction form
    213,946.54/295,250.73 = 117,154.47/x
  3. Step 3: Cross multiply
    213,946.54x = 295,250.73 × 117,154.47
  4. Step 4: Simplify right side
    213,946.54x = 34,589,942,790.26
  5. Step 5: Solve for x
    x = 34,589,942,790.26/213,946.54
  6. Step 6: Final answer
    x = 161,675.64

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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.