Home / 102,025.80-152,736.30-75,846.60

Finding the Fourth Proportional to 102,025.80, 152,736.30 and 75,846.60

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Solution

The fourth proportional to 102,025.80, 152,736.30 and 75,846.60 is: 113,545.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,025.80 : 152,736.30 = 75,846.60 : x
  2. Step 2: Convert to fraction form
    102,025.80/152,736.30 = 75,846.60/x
  3. Step 3: Cross multiply
    102,025.80x = 152,736.30 × 75,846.60
  4. Step 4: Simplify right side
    102,025.80x = 11,584,529,051.58
  5. Step 5: Solve for x
    x = 11,584,529,051.58/102,025.80
  6. Step 6: Final answer
    x = 113,545.09

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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.