Home / 50,582.20-75,919.20-25,639.60

Finding the Fourth Proportional to 50,582.20, 75,919.20 and 25,639.60

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Solution

The fourth proportional to 50,582.20, 75,919.20 and 25,639.60 is: 38,482.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,582.20 : 75,919.20 = 25,639.60 : x
  2. Step 2: Convert to fraction form
    50,582.20/75,919.20 = 25,639.60/x
  3. Step 3: Cross multiply
    50,582.20x = 75,919.20 × 25,639.60
  4. Step 4: Simplify right side
    50,582.20x = 1,946,537,920.32
  5. Step 5: Solve for x
    x = 1,946,537,920.32/50,582.20
  6. Step 6: Final answer
    x = 38,482.67

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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.