Home / 53,942.78-80,880.36-16,490.40

Finding the Fourth Proportional to 53,942.78, 80,880.36 and 16,490.40

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Solution

The fourth proportional to 53,942.78, 80,880.36 and 16,490.40 is: 24,725.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,942.78 : 80,880.36 = 16,490.40 : x
  2. Step 2: Convert to fraction form
    53,942.78/80,880.36 = 16,490.40/x
  3. Step 3: Cross multiply
    53,942.78x = 80,880.36 × 16,490.40
  4. Step 4: Simplify right side
    53,942.78x = 1,333,749,488.54
  5. Step 5: Solve for x
    x = 1,333,749,488.54/53,942.78
  6. Step 6: Final answer
    x = 24,725.26

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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.