Home / 53,788.87-80,683.20-25,623.50

Finding the Fourth Proportional to 53,788.87, 80,683.20 and 25,623.50

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Solution

The fourth proportional to 53,788.87, 80,683.20 and 25,623.50 is: 38,435.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,788.87 : 80,683.20 = 25,623.50 : x
  2. Step 2: Convert to fraction form
    53,788.87/80,683.20 = 25,623.50/x
  3. Step 3: Cross multiply
    53,788.87x = 80,683.20 × 25,623.50
  4. Step 4: Simplify right side
    53,788.87x = 2,067,385,975.20
  5. Step 5: Solve for x
    x = 2,067,385,975.20/53,788.87
  6. Step 6: Final answer
    x = 38,435.20

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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.