Home / 34,898.80-52,348.20-14,122.30

Finding the Fourth Proportional to 34,898.80, 52,348.20 and 14,122.30

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Solution

The fourth proportional to 34,898.80, 52,348.20 and 14,122.30 is: 21,183.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,898.80 : 52,348.20 = 14,122.30 : x
  2. Step 2: Convert to fraction form
    34,898.80/52,348.20 = 14,122.30/x
  3. Step 3: Cross multiply
    34,898.80x = 52,348.20 × 14,122.30
  4. Step 4: Simplify right side
    34,898.80x = 739,276,984.86
  5. Step 5: Solve for x
    x = 739,276,984.86/34,898.80
  6. Step 6: Final answer
    x = 21,183.45

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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.