Home / 201,071.07-301,606.42-51,311.36

Finding the Fourth Proportional to 201,071.07, 301,606.42 and 51,311.36

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Solution

The fourth proportional to 201,071.07, 301,606.42 and 51,311.36 is: 76,967.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,071.07 : 301,606.42 = 51,311.36 : x
  2. Step 2: Convert to fraction form
    201,071.07/301,606.42 = 51,311.36/x
  3. Step 3: Cross multiply
    201,071.07x = 301,606.42 × 51,311.36
  4. Step 4: Simplify right side
    201,071.07x = 15,475,836,689.97
  5. Step 5: Solve for x
    x = 15,475,836,689.97/201,071.07
  6. Step 6: Final answer
    x = 76,967.00

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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.