Home / 119,136.83-178,594.07-40,195.85

Finding the Fourth Proportional to 119,136.83, 178,594.07 and 40,195.85

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Solution

The fourth proportional to 119,136.83, 178,594.07 and 40,195.85 is: 60,256.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,136.83 : 178,594.07 = 40,195.85 : x
  2. Step 2: Convert to fraction form
    119,136.83/178,594.07 = 40,195.85/x
  3. Step 3: Cross multiply
    119,136.83x = 178,594.07 × 40,195.85
  4. Step 4: Simplify right side
    119,136.83x = 7,178,739,354.66
  5. Step 5: Solve for x
    x = 7,178,739,354.66/119,136.83
  6. Step 6: Final answer
    x = 60,256.26

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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.