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Finding the Fourth Proportional to 183,352.40, 253,044.24 and 102,780.08

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Solution

The fourth proportional to 183,352.40, 253,044.24 and 102,780.08 is: 141,846.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,352.40 : 253,044.24 = 102,780.08 : x
  2. Step 2: Convert to fraction form
    183,352.40/253,044.24 = 102,780.08/x
  3. Step 3: Cross multiply
    183,352.40x = 253,044.24 × 102,780.08
  4. Step 4: Simplify right side
    183,352.40x = 26,007,907,230.74
  5. Step 5: Solve for x
    x = 26,007,907,230.74/183,352.40
  6. Step 6: Final answer
    x = 141,846.56

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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.