Home / 49,890.42-74,822.85-14,821.88

Finding the Fourth Proportional to 49,890.42, 74,822.85 and 14,821.88

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Solution

The fourth proportional to 49,890.42, 74,822.85 and 14,821.88 is: 22,229.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,890.42 : 74,822.85 = 14,821.88 : x
  2. Step 2: Convert to fraction form
    49,890.42/74,822.85 = 14,821.88/x
  3. Step 3: Cross multiply
    49,890.42x = 74,822.85 × 14,821.88
  4. Step 4: Simplify right side
    49,890.42x = 1,109,014,929.84
  5. Step 5: Solve for x
    x = 1,109,014,929.84/49,890.42
  6. Step 6: Final answer
    x = 22,229.02

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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.