Home / 130,263.87-195,395.76-36,769.62

Finding the Fourth Proportional to 130,263.87, 195,395.76 and 36,769.62

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Solution

The fourth proportional to 130,263.87, 195,395.76 and 36,769.62 is: 55,154.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,263.87 : 195,395.76 = 36,769.62 : x
  2. Step 2: Convert to fraction form
    130,263.87/195,395.76 = 36,769.62/x
  3. Step 3: Cross multiply
    130,263.87x = 195,395.76 × 36,769.62
  4. Step 4: Simplify right side
    130,263.87x = 7,184,627,844.81
  5. Step 5: Solve for x
    x = 7,184,627,844.81/130,263.87
  6. Step 6: Final answer
    x = 55,154.42

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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.