Home / 193,627.68-290,266.56-134,491.20

Finding the Fourth Proportional to 193,627.68, 290,266.56 and 134,491.20

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Solution

The fourth proportional to 193,627.68, 290,266.56 and 134,491.20 is: 201,615.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,627.68 : 290,266.56 = 134,491.20 : x
  2. Step 2: Convert to fraction form
    193,627.68/290,266.56 = 134,491.20/x
  3. Step 3: Cross multiply
    193,627.68x = 290,266.56 × 134,491.20
  4. Step 4: Simplify right side
    193,627.68x = 39,038,297,974.27
  5. Step 5: Solve for x
    x = 39,038,297,974.27/193,627.68
  6. Step 6: Final answer
    x = 201,615.28

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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.