Home / 35,408.09-53,129.96-22,077.65

Finding the Fourth Proportional to 35,408.09, 53,129.96 and 22,077.65

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Solution

The fourth proportional to 35,408.09, 53,129.96 and 22,077.65 is: 33,127.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,408.09 : 53,129.96 = 22,077.65 : x
  2. Step 2: Convert to fraction form
    35,408.09/53,129.96 = 22,077.65/x
  3. Step 3: Cross multiply
    35,408.09x = 53,129.96 × 22,077.65
  4. Step 4: Simplify right side
    35,408.09x = 1,172,984,285.36
  5. Step 5: Solve for x
    x = 1,172,984,285.36/35,408.09
  6. Step 6: Final answer
    x = 33,127.58

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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.