Home / 117,103.50-175,670.37-53,908.38

Finding the Fourth Proportional to 117,103.50, 175,670.37 and 53,908.38

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Solution

The fourth proportional to 117,103.50, 175,670.37 and 53,908.38 is: 80,869.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,103.50 : 175,670.37 = 53,908.38 : x
  2. Step 2: Convert to fraction form
    117,103.50/175,670.37 = 53,908.38/x
  3. Step 3: Cross multiply
    117,103.50x = 175,670.37 × 53,908.38
  4. Step 4: Simplify right side
    117,103.50x = 9,470,105,060.70
  5. Step 5: Solve for x
    x = 9,470,105,060.70/117,103.50
  6. Step 6: Final answer
    x = 80,869.53

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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.