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Finding the Fourth Proportional to 45,902.76, 68,789.52 and 36,501.02

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Solution

The fourth proportional to 45,902.76, 68,789.52 and 36,501.02 is: 54,700.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,902.76 : 68,789.52 = 36,501.02 : x
  2. Step 2: Convert to fraction form
    45,902.76/68,789.52 = 36,501.02/x
  3. Step 3: Cross multiply
    45,902.76x = 68,789.52 × 36,501.02
  4. Step 4: Simplify right side
    45,902.76x = 2,510,887,559.32
  5. Step 5: Solve for x
    x = 2,510,887,559.32/45,902.76
  6. Step 6: Final answer
    x = 54,700.14

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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.