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Finding the Fourth Proportional to 65,973.52, 98,960.35 and 16,053.61

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Solution

The fourth proportional to 65,973.52, 98,960.35 and 16,053.61 is: 24,080.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,973.52 : 98,960.35 = 16,053.61 : x
  2. Step 2: Convert to fraction form
    65,973.52/98,960.35 = 16,053.61/x
  3. Step 3: Cross multiply
    65,973.52x = 98,960.35 × 16,053.61
  4. Step 4: Simplify right side
    65,973.52x = 1,588,670,864.36
  5. Step 5: Solve for x
    x = 1,588,670,864.36/65,973.52
  6. Step 6: Final answer
    x = 24,080.43

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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.