Home / 201,460.33-278,021.87-110,823.25

Finding the Fourth Proportional to 201,460.33, 278,021.87 and 110,823.25

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Solution

The fourth proportional to 201,460.33, 278,021.87 and 110,823.25 is: 152,939.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,460.33 : 278,021.87 = 110,823.25 : x
  2. Step 2: Convert to fraction form
    201,460.33/278,021.87 = 110,823.25/x
  3. Step 3: Cross multiply
    201,460.33x = 278,021.87 × 110,823.25
  4. Step 4: Simplify right side
    201,460.33x = 30,811,286,650.36
  5. Step 5: Solve for x
    x = 30,811,286,650.36/201,460.33
  6. Step 6: Final answer
    x = 152,939.72

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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.