Home / 179,629.92-247,889.23-103,154.04

Finding the Fourth Proportional to 179,629.92, 247,889.23 and 103,154.04

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Solution

The fourth proportional to 179,629.92, 247,889.23 and 103,154.04 is: 142,352.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,629.92 : 247,889.23 = 103,154.04 : x
  2. Step 2: Convert to fraction form
    179,629.92/247,889.23 = 103,154.04/x
  3. Step 3: Cross multiply
    179,629.92x = 247,889.23 × 103,154.04
  4. Step 4: Simplify right side
    179,629.92x = 25,570,775,289.10
  5. Step 5: Solve for x
    x = 25,570,775,289.10/179,629.92
  6. Step 6: Final answer
    x = 142,352.54

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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.