Home / 116,245.00-160,376.79-75,981.97

Finding the Fourth Proportional to 116,245.00, 160,376.79 and 75,981.97

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Solution

The fourth proportional to 116,245.00, 160,376.79 and 75,981.97 is: 104,828.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,245.00 : 160,376.79 = 75,981.97 : x
  2. Step 2: Convert to fraction form
    116,245.00/160,376.79 = 75,981.97/x
  3. Step 3: Cross multiply
    116,245.00x = 160,376.79 × 75,981.97
  4. Step 4: Simplify right side
    116,245.00x = 12,185,743,834.55
  5. Step 5: Solve for x
    x = 12,185,743,834.55/116,245.00
  6. Step 6: Final answer
    x = 104,828.12

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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.