Home / 186,968.24-280,339.58-87,150.83

Finding the Fourth Proportional to 186,968.24, 280,339.58 and 87,150.83

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Solution

The fourth proportional to 186,968.24, 280,339.58 and 87,150.83 is: 130,673.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,968.24 : 280,339.58 = 87,150.83 : x
  2. Step 2: Convert to fraction form
    186,968.24/280,339.58 = 87,150.83/x
  3. Step 3: Cross multiply
    186,968.24x = 280,339.58 × 87,150.83
  4. Step 4: Simplify right side
    186,968.24x = 24,431,825,895.03
  5. Step 5: Solve for x
    x = 24,431,825,895.03/186,968.24
  6. Step 6: Final answer
    x = 130,673.67

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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.