Home / 197,225.28-295,915.68-72,576

Finding the Fourth Proportional to 197,225.28, 295,915.68 and 72,576

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Solution

The fourth proportional to 197,225.28, 295,915.68 and 72,576 is: 108,892.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,225.28 : 295,915.68 = 72,576 : x
  2. Step 2: Convert to fraction form
    197,225.28/295,915.68 = 72,576/x
  3. Step 3: Cross multiply
    197,225.28x = 295,915.68 × 72,576
  4. Step 4: Simplify right side
    197,225.28x = 21,476,376,391.68
  5. Step 5: Solve for x
    x = 21,476,376,391.68/197,225.28
  6. Step 6: Final answer
    x = 108,892.61

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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.