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Finding the Fourth Proportional to 48,999.52, 73,475.50 and 28,741.81

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Solution

The fourth proportional to 48,999.52, 73,475.50 and 28,741.81 is: 43,098.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,999.52 : 73,475.50 = 28,741.81 : x
  2. Step 2: Convert to fraction form
    48,999.52/73,475.50 = 28,741.81/x
  3. Step 3: Cross multiply
    48,999.52x = 73,475.50 × 28,741.81
  4. Step 4: Simplify right side
    48,999.52x = 2,111,818,860.66
  5. Step 5: Solve for x
    x = 2,111,818,860.66/48,999.52
  6. Step 6: Final answer
    x = 43,098.77

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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.