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Finding the Fourth Proportional to 180,850.08, 249,625.08 and 109,218

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Solution

The fourth proportional to 180,850.08, 249,625.08 and 109,218 is: 150,752.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,850.08 : 249,625.08 = 109,218 : x
  2. Step 2: Convert to fraction form
    180,850.08/249,625.08 = 109,218/x
  3. Step 3: Cross multiply
    180,850.08x = 249,625.08 × 109,218
  4. Step 4: Simplify right side
    180,850.08x = 27,263,551,987.44
  5. Step 5: Solve for x
    x = 27,263,551,987.44/180,850.08
  6. Step 6: Final answer
    x = 150,752.23

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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.