Home / 119,107.40-178,593.06-48,929

Finding the Fourth Proportional to 119,107.40, 178,593.06 and 48,929

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Solution

The fourth proportional to 119,107.40, 178,593.06 and 48,929 is: 73,365.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,107.40 : 178,593.06 = 48,929 : x
  2. Step 2: Convert to fraction form
    119,107.40/178,593.06 = 48,929/x
  3. Step 3: Cross multiply
    119,107.40x = 178,593.06 × 48,929
  4. Step 4: Simplify right side
    119,107.40x = 8,738,379,832.74
  5. Step 5: Solve for x
    x = 8,738,379,832.74/119,107.40
  6. Step 6: Final answer
    x = 73,365.55

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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.