Home / 47,190.20-70,769.50-16,018.16

Finding the Fourth Proportional to 47,190.20, 70,769.50 and 16,018.16

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Solution

The fourth proportional to 47,190.20, 70,769.50 and 16,018.16 is: 24,021.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,190.20 : 70,769.50 = 16,018.16 : x
  2. Step 2: Convert to fraction form
    47,190.20/70,769.50 = 16,018.16/x
  3. Step 3: Cross multiply
    47,190.20x = 70,769.50 × 16,018.16
  4. Step 4: Simplify right side
    47,190.20x = 1,133,596,780.23
  5. Step 5: Solve for x
    x = 1,133,596,780.23/47,190.20
  6. Step 6: Final answer
    x = 24,021.87

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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.