Home / 53,942.38-80,900.57-16,502.78

Finding the Fourth Proportional to 53,942.38, 80,900.57 and 16,502.78

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Solution

The fourth proportional to 53,942.38, 80,900.57 and 16,502.78 is: 24,750.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,942.38 : 80,900.57 = 16,502.78 : x
  2. Step 2: Convert to fraction form
    53,942.38/80,900.57 = 16,502.78/x
  3. Step 3: Cross multiply
    53,942.38x = 80,900.57 × 16,502.78
  4. Step 4: Simplify right side
    53,942.38x = 1,335,083,945.34
  5. Step 5: Solve for x
    x = 1,335,083,945.34/53,942.38
  6. Step 6: Final answer
    x = 24,750.19

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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.