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Finding the Fourth Proportional to 67,365.70, 101,048.90 and 17,442.30

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Solution

The fourth proportional to 67,365.70, 101,048.90 and 17,442.30 is: 26,163.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,365.70 : 101,048.90 = 17,442.30 : x
  2. Step 2: Convert to fraction form
    67,365.70/101,048.90 = 17,442.30/x
  3. Step 3: Cross multiply
    67,365.70x = 101,048.90 × 17,442.30
  4. Step 4: Simplify right side
    67,365.70x = 1,762,525,228.47
  5. Step 5: Solve for x
    x = 1,762,525,228.47/67,365.70
  6. Step 6: Final answer
    x = 26,163.54

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1.5x scale

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.