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Finding the Fourth Proportional to 169,300.10, 254,002.80 and 69,468.41

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Solution

The fourth proportional to 169,300.10, 254,002.80 and 69,468.41 is: 104,224.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,300.10 : 254,002.80 = 69,468.41 : x
  2. Step 2: Convert to fraction form
    169,300.10/254,002.80 = 69,468.41/x
  3. Step 3: Cross multiply
    169,300.10x = 254,002.80 × 69,468.41
  4. Step 4: Simplify right side
    169,300.10x = 17,645,170,651.55
  5. Step 5: Solve for x
    x = 17,645,170,651.55/169,300.10
  6. Step 6: Final answer
    x = 104,224.22

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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.