Home / 175,103.40-262,136.70-116,005.80

Finding the Fourth Proportional to 175,103.40, 262,136.70 and 116,005.80

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Solution

The fourth proportional to 175,103.40, 262,136.70 and 116,005.80 is: 173,665.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,103.40 : 262,136.70 = 116,005.80 : x
  2. Step 2: Convert to fraction form
    175,103.40/262,136.70 = 116,005.80/x
  3. Step 3: Cross multiply
    175,103.40x = 262,136.70 × 116,005.80
  4. Step 4: Simplify right side
    175,103.40x = 30,409,377,592.86
  5. Step 5: Solve for x
    x = 30,409,377,592.86/175,103.40
  6. Step 6: Final answer
    x = 173,665.26

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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.