Home / 74,629.01-102,812.83-51,929.01

Finding the Fourth Proportional to 74,629.01, 102,812.83 and 51,929.01

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Solution

The fourth proportional to 74,629.01, 102,812.83 and 51,929.01 is: 71,540.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,629.01 : 102,812.83 = 51,929.01 : x
  2. Step 2: Convert to fraction form
    74,629.01/102,812.83 = 51,929.01/x
  3. Step 3: Cross multiply
    74,629.01x = 102,812.83 × 51,929.01
  4. Step 4: Simplify right side
    74,629.01x = 5,338,968,217.55
  5. Step 5: Solve for x
    x = 5,338,968,217.55/74,629.01
  6. Step 6: Final answer
    x = 71,540.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.