Home / 99,705.16-149,525.39-33,127.41

Finding the Fourth Proportional to 99,705.16, 149,525.39 and 33,127.41

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Solution

The fourth proportional to 99,705.16, 149,525.39 and 33,127.41 is: 49,680.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,705.16 : 149,525.39 = 33,127.41 : x
  2. Step 2: Convert to fraction form
    99,705.16/149,525.39 = 33,127.41/x
  3. Step 3: Cross multiply
    99,705.16x = 149,525.39 × 33,127.41
  4. Step 4: Simplify right side
    99,705.16x = 4,953,388,734.30
  5. Step 5: Solve for x
    x = 4,953,388,734.30/99,705.16
  6. Step 6: Final answer
    x = 49,680.37

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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.