Home / 47,230.37-70,853.22-13,953.78

Finding the Fourth Proportional to 47,230.37, 70,853.22 and 13,953.78

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Solution

The fourth proportional to 47,230.37, 70,853.22 and 13,953.78 is: 20,932.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,230.37 : 70,853.22 = 13,953.78 : x
  2. Step 2: Convert to fraction form
    47,230.37/70,853.22 = 13,953.78/x
  3. Step 3: Cross multiply
    47,230.37x = 70,853.22 × 13,953.78
  4. Step 4: Simplify right side
    47,230.37x = 988,670,244.17
  5. Step 5: Solve for x
    x = 988,670,244.17/47,230.37
  6. Step 6: Final answer
    x = 20,932.94

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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.