Home / 53,433.54-80,138.43-15,993.45

Finding the Fourth Proportional to 53,433.54, 80,138.43 and 15,993.45

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Solution

The fourth proportional to 53,433.54, 80,138.43 and 15,993.45 is: 23,986.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,433.54 : 80,138.43 = 15,993.45 : x
  2. Step 2: Convert to fraction form
    53,433.54/80,138.43 = 15,993.45/x
  3. Step 3: Cross multiply
    53,433.54x = 80,138.43 × 15,993.45
  4. Step 4: Simplify right side
    53,433.54x = 1,281,689,973.28
  5. Step 5: Solve for x
    x = 1,281,689,973.28/53,433.54
  6. Step 6: Final answer
    x = 23,986.62

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1.5x scale

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.