Home / 120,706.20-181,083.60-41,804.10

Finding the Fourth Proportional to 120,706.20, 181,083.60 and 41,804.10

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Solution

The fourth proportional to 120,706.20, 181,083.60 and 41,804.10 is: 62,714.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,706.20 : 181,083.60 = 41,804.10 : x
  2. Step 2: Convert to fraction form
    120,706.20/181,083.60 = 41,804.10/x
  3. Step 3: Cross multiply
    120,706.20x = 181,083.60 × 41,804.10
  4. Step 4: Simplify right side
    120,706.20x = 7,570,036,922.76
  5. Step 5: Solve for x
    x = 7,570,036,922.76/120,706.20
  6. Step 6: Final answer
    x = 62,714.57

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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.