Home / 130,868.87-196,316.96-36,099.07

Finding the Fourth Proportional to 130,868.87, 196,316.96 and 36,099.07

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Solution

The fourth proportional to 130,868.87, 196,316.96 and 36,099.07 is: 54,152.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,868.87 : 196,316.96 = 36,099.07 : x
  2. Step 2: Convert to fraction form
    130,868.87/196,316.96 = 36,099.07/x
  3. Step 3: Cross multiply
    130,868.87x = 196,316.96 × 36,099.07
  4. Step 4: Simplify right side
    130,868.87x = 7,086,859,009.94
  5. Step 5: Solve for x
    x = 7,086,859,009.94/130,868.87
  6. Step 6: Final answer
    x = 54,152.37

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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.