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Finding the Fourth Proportional to 164,609.52, 247,004.16 and 69,825.04

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Solution

The fourth proportional to 164,609.52, 247,004.16 and 69,825.04 is: 104,775.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,609.52 : 247,004.16 = 69,825.04 : x
  2. Step 2: Convert to fraction form
    164,609.52/247,004.16 = 69,825.04/x
  3. Step 3: Cross multiply
    164,609.52x = 247,004.16 × 69,825.04
  4. Step 4: Simplify right side
    164,609.52x = 17,247,075,352.17
  5. Step 5: Solve for x
    x = 17,247,075,352.17/164,609.52
  6. Step 6: Final answer
    x = 104,775.69

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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.