Home / 226,830.04-312,971.94-190,668.94

Finding the Fourth Proportional to 226,830.04, 312,971.94 and 190,668.94

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Solution

The fourth proportional to 226,830.04, 312,971.94 and 190,668.94 is: 263,078.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,830.04 : 312,971.94 = 190,668.94 : x
  2. Step 2: Convert to fraction form
    226,830.04/312,971.94 = 190,668.94/x
  3. Step 3: Cross multiply
    226,830.04x = 312,971.94 × 190,668.94
  4. Step 4: Simplify right side
    226,830.04x = 59,674,028,049.54
  5. Step 5: Solve for x
    x = 59,674,028,049.54/226,830.04
  6. Step 6: Final answer
    x = 263,078.15

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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.