Home / 201,823.83-302,735.73-83,364.96

Finding the Fourth Proportional to 201,823.83, 302,735.73 and 83,364.96

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Solution

The fourth proportional to 201,823.83, 302,735.73 and 83,364.96 is: 125,047.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,823.83 : 302,735.73 = 83,364.96 : x
  2. Step 2: Convert to fraction form
    201,823.83/302,735.73 = 83,364.96/x
  3. Step 3: Cross multiply
    201,823.83x = 302,735.73 × 83,364.96
  4. Step 4: Simplify right side
    201,823.83x = 25,237,552,022.02
  5. Step 5: Solve for x
    x = 25,237,552,022.02/201,823.83
  6. Step 6: Final answer
    x = 125,047.43

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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.