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Finding the Fourth Proportional to 62,415.74, 93,660.60 and 32,835.90

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Solution

The fourth proportional to 62,415.74, 93,660.60 and 32,835.90 is: 49,273.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,415.74 : 93,660.60 = 32,835.90 : x
  2. Step 2: Convert to fraction form
    62,415.74/93,660.60 = 32,835.90/x
  3. Step 3: Cross multiply
    62,415.74x = 93,660.60 × 32,835.90
  4. Step 4: Simplify right side
    62,415.74x = 3,075,430,095.54
  5. Step 5: Solve for x
    x = 3,075,430,095.54/62,415.74
  6. Step 6: Final answer
    x = 49,273.31

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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.