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Finding the Fourth Proportional to 52,607.56, 72,600.03 and 28,735.51

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Solution

The fourth proportional to 52,607.56, 72,600.03 and 28,735.51 is: 39,655.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,607.56 : 72,600.03 = 28,735.51 : x
  2. Step 2: Convert to fraction form
    52,607.56/72,600.03 = 28,735.51/x
  3. Step 3: Cross multiply
    52,607.56x = 72,600.03 × 28,735.51
  4. Step 4: Simplify right side
    52,607.56x = 2,086,198,888.07
  5. Step 5: Solve for x
    x = 2,086,198,888.07/52,607.56
  6. Step 6: Final answer
    x = 39,655.88

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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.