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Finding the Fourth Proportional to 63,710.68, 95,566.98 and 16,970.20

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Solution

The fourth proportional to 63,710.68, 95,566.98 and 16,970.20 is: 25,455.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,710.68 : 95,566.98 = 16,970.20 : x
  2. Step 2: Convert to fraction form
    63,710.68/95,566.98 = 16,970.20/x
  3. Step 3: Cross multiply
    63,710.68x = 95,566.98 × 16,970.20
  4. Step 4: Simplify right side
    63,710.68x = 1,621,790,764.00
  5. Step 5: Solve for x
    x = 1,621,790,764.00/63,710.68
  6. Step 6: Final answer
    x = 25,455.56

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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.