Home / 201,376.18-301,875.63-68,163.22

Finding the Fourth Proportional to 201,376.18, 301,875.63 and 68,163.22

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Solution

The fourth proportional to 201,376.18, 301,875.63 and 68,163.22 is: 102,180.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,376.18 : 301,875.63 = 68,163.22 : x
  2. Step 2: Convert to fraction form
    201,376.18/301,875.63 = 68,163.22/x
  3. Step 3: Cross multiply
    201,376.18x = 301,875.63 × 68,163.22
  4. Step 4: Simplify right side
    201,376.18x = 20,576,814,980.33
  5. Step 5: Solve for x
    x = 20,576,814,980.33/201,376.18
  6. Step 6: Final answer
    x = 102,180.98

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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.