Home / 74,051.53-102,189.23-43,837.31

Finding the Fourth Proportional to 74,051.53, 102,189.23 and 43,837.31

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Solution

The fourth proportional to 74,051.53, 102,189.23 and 43,837.31 is: 60,494.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,051.53 : 102,189.23 = 43,837.31 : x
  2. Step 2: Convert to fraction form
    74,051.53/102,189.23 = 43,837.31/x
  3. Step 3: Cross multiply
    74,051.53x = 102,189.23 × 43,837.31
  4. Step 4: Simplify right side
    74,051.53x = 4,479,701,154.85
  5. Step 5: Solve for x
    x = 4,479,701,154.85/74,051.53
  6. Step 6: Final answer
    x = 60,494.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.