Home / 204,915.13-307,389.09-62,771.67

Finding the Fourth Proportional to 204,915.13, 307,389.09 and 62,771.67

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Solution

The fourth proportional to 204,915.13, 307,389.09 and 62,771.67 is: 94,162.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,915.13 : 307,389.09 = 62,771.67 : x
  2. Step 2: Convert to fraction form
    204,915.13/307,389.09 = 62,771.67/x
  3. Step 3: Cross multiply
    204,915.13x = 307,389.09 × 62,771.67
  4. Step 4: Simplify right side
    204,915.13x = 19,295,326,754.47
  5. Step 5: Solve for x
    x = 19,295,326,754.47/204,915.13
  6. Step 6: Final answer
    x = 94,162.53

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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.