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Finding the Fourth Proportional to 52,563.51, 78,868.35 and 27,597.56

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Solution

The fourth proportional to 52,563.51, 78,868.35 and 27,597.56 is: 41,408.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,563.51 : 78,868.35 = 27,597.56 : x
  2. Step 2: Convert to fraction form
    52,563.51/78,868.35 = 27,597.56/x
  3. Step 3: Cross multiply
    52,563.51x = 78,868.35 × 27,597.56
  4. Step 4: Simplify right side
    52,563.51x = 2,176,573,626.88
  5. Step 5: Solve for x
    x = 2,176,573,626.88/52,563.51
  6. Step 6: Final answer
    x = 41,408.45

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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.