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Finding the Fourth Proportional to 183,987.56, 275,980.80 and 50,867.48

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Solution

The fourth proportional to 183,987.56, 275,980.80 and 50,867.48 is: 76,301.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,987.56 : 275,980.80 = 50,867.48 : x
  2. Step 2: Convert to fraction form
    183,987.56/275,980.80 = 50,867.48/x
  3. Step 3: Cross multiply
    183,987.56x = 275,980.80 × 50,867.48
  4. Step 4: Simplify right side
    183,987.56x = 14,038,447,824.38
  5. Step 5: Solve for x
    x = 14,038,447,824.38/183,987.56
  6. Step 6: Final answer
    x = 76,301.07

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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.