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Finding the Fourth Proportional to 242,075.67, 363,112.89 and 73,595.27

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Solution

The fourth proportional to 242,075.67, 363,112.89 and 73,595.27 is: 110,392.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,075.67 : 363,112.89 = 73,595.27 : x
  2. Step 2: Convert to fraction form
    242,075.67/363,112.89 = 73,595.27/x
  3. Step 3: Cross multiply
    242,075.67x = 363,112.89 × 73,595.27
  4. Step 4: Simplify right side
    242,075.67x = 26,723,389,364.47
  5. Step 5: Solve for x
    x = 26,723,389,364.47/242,075.67
  6. Step 6: Final answer
    x = 110,392.71

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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.