Home / 49,991.04-74,968.20-14,918.76

Finding the Fourth Proportional to 49,991.04, 74,968.20 and 14,918.76

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Solution

The fourth proportional to 49,991.04, 74,968.20 and 14,918.76 is: 22,372.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,991.04 : 74,968.20 = 14,918.76 : x
  2. Step 2: Convert to fraction form
    49,991.04/74,968.20 = 14,918.76/x
  3. Step 3: Cross multiply
    49,991.04x = 74,968.20 × 14,918.76
  4. Step 4: Simplify right side
    49,991.04x = 1,118,432,583.43
  5. Step 5: Solve for x
    x = 1,118,432,583.43/49,991.04
  6. Step 6: Final answer
    x = 22,372.66

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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.