Home / 53,353.62-80,034.96-15,911.28

Finding the Fourth Proportional to 53,353.62, 80,034.96 and 15,911.28

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Solution

The fourth proportional to 53,353.62, 80,034.96 and 15,911.28 is: 23,868.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,353.62 : 80,034.96 = 15,911.28 : x
  2. Step 2: Convert to fraction form
    53,353.62/80,034.96 = 15,911.28/x
  3. Step 3: Cross multiply
    53,353.62x = 80,034.96 × 15,911.28
  4. Step 4: Simplify right side
    53,353.62x = 1,273,458,658.35
  5. Step 5: Solve for x
    x = 1,273,458,658.35/53,353.62
  6. Step 6: Final answer
    x = 23,868.27

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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.