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Finding the Fourth Proportional to 43,953.68, 65,929.86 and 10,674

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Solution

The fourth proportional to 43,953.68, 65,929.86 and 10,674 is: 16,010.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,953.68 : 65,929.86 = 10,674 : x
  2. Step 2: Convert to fraction form
    43,953.68/65,929.86 = 10,674/x
  3. Step 3: Cross multiply
    43,953.68x = 65,929.86 × 10,674
  4. Step 4: Simplify right side
    43,953.68x = 703,735,325.64
  5. Step 5: Solve for x
    x = 703,735,325.64/43,953.68
  6. Step 6: Final answer
    x = 16,010.84

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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.