Home / 53,975.78-80,969.07-16,535.42

Finding the Fourth Proportional to 53,975.78, 80,969.07 and 16,535.42

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Solution

The fourth proportional to 53,975.78, 80,969.07 and 16,535.42 is: 24,804.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,975.78 : 80,969.07 = 16,535.42 : x
  2. Step 2: Convert to fraction form
    53,975.78/80,969.07 = 16,535.42/x
  3. Step 3: Cross multiply
    53,975.78x = 80,969.07 × 16,535.42
  4. Step 4: Simplify right side
    53,975.78x = 1,338,857,579.46
  5. Step 5: Solve for x
    x = 1,338,857,579.46/53,975.78
  6. Step 6: Final answer
    x = 24,804.78

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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.