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Finding the Fourth Proportional to 183,681.80, 275,004.30 and 178,497.80

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Solution

The fourth proportional to 183,681.80, 275,004.30 and 178,497.80 is: 267,242.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,681.80 : 275,004.30 = 178,497.80 : x
  2. Step 2: Convert to fraction form
    183,681.80/275,004.30 = 178,497.80/x
  3. Step 3: Cross multiply
    183,681.80x = 275,004.30 × 178,497.80
  4. Step 4: Simplify right side
    183,681.80x = 49,087,662,540.54
  5. Step 5: Solve for x
    x = 49,087,662,540.54/183,681.80
  6. Step 6: Final answer
    x = 267,242.93

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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.