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Finding the Fourth Proportional to 62,628.98, 93,775.34 and 48,984.84

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Solution

The fourth proportional to 62,628.98, 93,775.34 and 48,984.84 is: 73,345.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,628.98 : 93,775.34 = 48,984.84 : x
  2. Step 2: Convert to fraction form
    62,628.98/93,775.34 = 48,984.84/x
  3. Step 3: Cross multiply
    62,628.98x = 93,775.34 × 48,984.84
  4. Step 4: Simplify right side
    62,628.98x = 4,593,569,780.92
  5. Step 5: Solve for x
    x = 4,593,569,780.92/62,628.98
  6. Step 6: Final answer
    x = 73,345.76

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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.