Home / 130,198.24-179,673.60-73,609.12

Finding the Fourth Proportional to 130,198.24, 179,673.60 and 73,609.12

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Solution

The fourth proportional to 130,198.24, 179,673.60 and 73,609.12 is: 101,580.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,198.24 : 179,673.60 = 73,609.12 : x
  2. Step 2: Convert to fraction form
    130,198.24/179,673.60 = 73,609.12/x
  3. Step 3: Cross multiply
    130,198.24x = 179,673.60 × 73,609.12
  4. Step 4: Simplify right side
    130,198.24x = 13,225,615,583.23
  5. Step 5: Solve for x
    x = 13,225,615,583.23/130,198.24
  6. Step 6: Final answer
    x = 101,580.60

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