Home / 130,890.06-196,405.56-52,004.97

Finding the Fourth Proportional to 130,890.06, 196,405.56 and 52,004.97

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Solution

The fourth proportional to 130,890.06, 196,405.56 and 52,004.97 is: 78,035.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,890.06 : 196,405.56 = 52,004.97 : x
  2. Step 2: Convert to fraction form
    130,890.06/196,405.56 = 52,004.97/x
  3. Step 3: Cross multiply
    130,890.06x = 196,405.56 × 52,004.97
  4. Step 4: Simplify right side
    130,890.06x = 10,214,065,255.63
  5. Step 5: Solve for x
    x = 10,214,065,255.63/130,890.06
  6. Step 6: Final answer
    x = 78,035.45

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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.