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Finding the Fourth Proportional to 65,973.75, 98,960.69 and 16,053.84

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Solution

The fourth proportional to 65,973.75, 98,960.69 and 16,053.84 is: 24,080.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,973.75 : 98,960.69 = 16,053.84 : x
  2. Step 2: Convert to fraction form
    65,973.75/98,960.69 = 16,053.84/x
  3. Step 3: Cross multiply
    65,973.75x = 98,960.69 × 16,053.84
  4. Step 4: Simplify right side
    65,973.75x = 1,588,699,083.55
  5. Step 5: Solve for x
    x = 1,588,699,083.55/65,973.75
  6. Step 6: Final answer
    x = 24,080.78

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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.