Home / 201,285.30-301,927.75-51,525.35

Finding the Fourth Proportional to 201,285.30, 301,927.75 and 51,525.35

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Solution

The fourth proportional to 201,285.30, 301,927.75 and 51,525.35 is: 77,287.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,285.30 : 301,927.75 = 51,525.35 : x
  2. Step 2: Convert to fraction form
    201,285.30/301,927.75 = 51,525.35/x
  3. Step 3: Cross multiply
    201,285.30x = 301,927.75 × 51,525.35
  4. Step 4: Simplify right side
    201,285.30x = 15,556,932,993.46
  5. Step 5: Solve for x
    x = 15,556,932,993.46/201,285.30
  6. Step 6: Final answer
    x = 77,287.97

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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.