Home / 74,394.23-111,592.25-21,804.77

Finding the Fourth Proportional to 74,394.23, 111,592.25 and 21,804.77

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Solution

The fourth proportional to 74,394.23, 111,592.25 and 21,804.77 is: 32,707.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,394.23 : 111,592.25 = 21,804.77 : x
  2. Step 2: Convert to fraction form
    74,394.23/111,592.25 = 21,804.77/x
  3. Step 3: Cross multiply
    74,394.23x = 111,592.25 × 21,804.77
  4. Step 4: Simplify right side
    74,394.23x = 2,433,243,514.99
  5. Step 5: Solve for x
    x = 2,433,243,514.99/74,394.23
  6. Step 6: Final answer
    x = 32,707.42

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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.