Home / 201,503.26-302,033.22-83,109.88

Finding the Fourth Proportional to 201,503.26, 302,033.22 and 83,109.88

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Solution

The fourth proportional to 201,503.26, 302,033.22 and 83,109.88 is: 124,573.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,503.26 : 302,033.22 = 83,109.88 : x
  2. Step 2: Convert to fraction form
    201,503.26/302,033.22 = 83,109.88/x
  3. Step 3: Cross multiply
    201,503.26x = 302,033.22 × 83,109.88
  4. Step 4: Simplify right side
    201,503.26x = 25,101,944,670.21
  5. Step 5: Solve for x
    x = 25,101,944,670.21/201,503.26
  6. Step 6: Final answer
    x = 124,573.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.