Home / 103,832.04-143,289.72-61,394.52

Finding the Fourth Proportional to 103,832.04, 143,289.72 and 61,394.52

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Solution

The fourth proportional to 103,832.04, 143,289.72 and 61,394.52 is: 84,725.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,832.04 : 143,289.72 = 61,394.52 : x
  2. Step 2: Convert to fraction form
    103,832.04/143,289.72 = 61,394.52/x
  3. Step 3: Cross multiply
    103,832.04x = 143,289.72 × 61,394.52
  4. Step 4: Simplify right side
    103,832.04x = 8,797,203,580.33
  5. Step 5: Solve for x
    x = 8,797,203,580.33/103,832.04
  6. Step 6: Final answer
    x = 84,725.33

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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.