Home / 130,765.49-196,148.24-37,268.81

Finding the Fourth Proportional to 130,765.49, 196,148.24 and 37,268.81

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Solution

The fourth proportional to 130,765.49, 196,148.24 and 37,268.81 is: 55,903.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,765.49 : 196,148.24 = 37,268.81 : x
  2. Step 2: Convert to fraction form
    130,765.49/196,148.24 = 37,268.81/x
  3. Step 3: Cross multiply
    130,765.49x = 196,148.24 × 37,268.81
  4. Step 4: Simplify right side
    130,765.49x = 7,310,212,071.94
  5. Step 5: Solve for x
    x = 7,310,212,071.94/130,765.49
  6. Step 6: Final answer
    x = 55,903.22

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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.