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Finding the Fourth Proportional to 252,070.83, 377,975.03 and 74,553.89

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Solution

The fourth proportional to 252,070.83, 377,975.03 and 74,553.89 is: 111,792.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,070.83 : 377,975.03 = 74,553.89 : x
  2. Step 2: Convert to fraction form
    252,070.83/377,975.03 = 74,553.89/x
  3. Step 3: Cross multiply
    252,070.83x = 377,975.03 × 74,553.89
  4. Step 4: Simplify right side
    252,070.83x = 28,179,506,546.72
  5. Step 5: Solve for x
    x = 28,179,506,546.72/252,070.83
  6. Step 6: Final answer
    x = 111,792.02

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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.