Home / 97,628.26-146,275.20-53,286.12

Finding the Fourth Proportional to 97,628.26, 146,275.20 and 53,286.12

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Solution

The fourth proportional to 97,628.26, 146,275.20 and 53,286.12 is: 79,837.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,628.26 : 146,275.20 = 53,286.12 : x
  2. Step 2: Convert to fraction form
    97,628.26/146,275.20 = 53,286.12/x
  3. Step 3: Cross multiply
    97,628.26x = 146,275.20 × 53,286.12
  4. Step 4: Simplify right side
    97,628.26x = 7,794,437,860.22
  5. Step 5: Solve for x
    x = 7,794,437,860.22/97,628.26
  6. Step 6: Final answer
    x = 79,837.93

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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.