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Finding the Fourth Proportional to 69,267.24, 95,564.88 and 45,407.88

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Solution

The fourth proportional to 69,267.24, 95,564.88 and 45,407.88 is: 62,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,267.24 : 95,564.88 = 45,407.88 : x
  2. Step 2: Convert to fraction form
    69,267.24/95,564.88 = 45,407.88/x
  3. Step 3: Cross multiply
    69,267.24x = 95,564.88 × 45,407.88
  4. Step 4: Simplify right side
    69,267.24x = 4,339,398,603.25
  5. Step 5: Solve for x
    x = 4,339,398,603.25/69,267.24
  6. Step 6: Final answer
    x = 62,647.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.