Home / 97,629.27-146,276.70-53,287.14

Finding the Fourth Proportional to 97,629.27, 146,276.70 and 53,287.14

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Solution

The fourth proportional to 97,629.27, 146,276.70 and 53,287.14 is: 79,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,629.27 : 146,276.70 = 53,287.14 : x
  2. Step 2: Convert to fraction form
    97,629.27/146,276.70 = 53,287.14/x
  3. Step 3: Cross multiply
    97,629.27x = 146,276.70 × 53,287.14
  4. Step 4: Simplify right side
    97,629.27x = 7,794,666,991.64
  5. Step 5: Solve for x
    x = 7,794,666,991.64/97,629.27
  6. Step 6: Final answer
    x = 79,839.45

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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.