Home / 116,223.75-160,206.81-75,917.34

Finding the Fourth Proportional to 116,223.75, 160,206.81 and 75,917.34

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Solution

The fourth proportional to 116,223.75, 160,206.81 and 75,917.34 is: 104,647.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,223.75 : 160,206.81 = 75,917.34 : x
  2. Step 2: Convert to fraction form
    116,223.75/160,206.81 = 75,917.34/x
  3. Step 3: Cross multiply
    116,223.75x = 160,206.81 × 75,917.34
  4. Step 4: Simplify right side
    116,223.75x = 12,162,474,865.09
  5. Step 5: Solve for x
    x = 12,162,474,865.09/116,223.75
  6. Step 6: Final answer
    x = 104,647.07

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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.