Home / 130,206.74-195,325.73-45,949.50

Finding the Fourth Proportional to 130,206.74, 195,325.73 and 45,949.50

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Solution

The fourth proportional to 130,206.74, 195,325.73 and 45,949.50 is: 68,929.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,206.74 : 195,325.73 = 45,949.50 : x
  2. Step 2: Convert to fraction form
    130,206.74/195,325.73 = 45,949.50/x
  3. Step 3: Cross multiply
    130,206.74x = 195,325.73 × 45,949.50
  4. Step 4: Simplify right side
    130,206.74x = 8,975,119,573.20
  5. Step 5: Solve for x
    x = 8,975,119,573.20/130,206.74
  6. Step 6: Final answer
    x = 68,929.76

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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.