Home / 201,566.67-278,155.03-110,914.16

Finding the Fourth Proportional to 201,566.67, 278,155.03 and 110,914.16

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Solution

The fourth proportional to 201,566.67, 278,155.03 and 110,914.16 is: 153,057.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,566.67 : 278,155.03 = 110,914.16 : x
  2. Step 2: Convert to fraction form
    201,566.67/278,155.03 = 110,914.16/x
  3. Step 3: Cross multiply
    201,566.67x = 278,155.03 × 110,914.16
  4. Step 4: Simplify right side
    201,566.67x = 30,851,329,556.88
  5. Step 5: Solve for x
    x = 30,851,329,556.88/201,566.67
  6. Step 6: Final answer
    x = 153,057.70

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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.