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Finding the Fourth Proportional to 183,328.86, 252,993 and 102,756.42

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Solution

The fourth proportional to 183,328.86, 252,993 and 102,756.42 is: 141,803.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,328.86 : 252,993 = 102,756.42 : x
  2. Step 2: Convert to fraction form
    183,328.86/252,993 = 102,756.42/x
  3. Step 3: Cross multiply
    183,328.86x = 252,993 × 102,756.42
  4. Step 4: Simplify right side
    183,328.86x = 25,996,654,965.06
  5. Step 5: Solve for x
    x = 25,996,654,965.06/183,328.86
  6. Step 6: Final answer
    x = 141,803.40

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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.