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Finding the Fourth Proportional to 183,583.89, 275,186.40 and 77,029.74

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Solution

The fourth proportional to 183,583.89, 275,186.40 and 77,029.74 is: 115,465.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,583.89 : 275,186.40 = 77,029.74 : x
  2. Step 2: Convert to fraction form
    183,583.89/275,186.40 = 77,029.74/x
  3. Step 3: Cross multiply
    183,583.89x = 275,186.40 × 77,029.74
  4. Step 4: Simplify right side
    183,583.89x = 21,197,536,843.54
  5. Step 5: Solve for x
    x = 21,197,536,843.54/183,583.89
  6. Step 6: Final answer
    x = 115,465.13

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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.