Home / 97,629.26-146,276.70-53,287.13

Finding the Fourth Proportional to 97,629.26, 146,276.70 and 53,287.13

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Solution

The fourth proportional to 97,629.26, 146,276.70 and 53,287.13 is: 79,839.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,629.26 : 146,276.70 = 53,287.13 : x
  2. Step 2: Convert to fraction form
    97,629.26/146,276.70 = 53,287.13/x
  3. Step 3: Cross multiply
    97,629.26x = 146,276.70 × 53,287.13
  4. Step 4: Simplify right side
    97,629.26x = 7,794,664,797.49
  5. Step 5: Solve for x
    x = 7,794,664,797.49/97,629.26
  6. Step 6: Final answer
    x = 79,839.44

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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.