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Finding the Fourth Proportional to 62,322.20, 86,007.93 and 34,028

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Solution

The fourth proportional to 62,322.20, 86,007.93 and 34,028 is: 46,960.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,322.20 : 86,007.93 = 34,028 : x
  2. Step 2: Convert to fraction form
    62,322.20/86,007.93 = 34,028/x
  3. Step 3: Cross multiply
    62,322.20x = 86,007.93 × 34,028
  4. Step 4: Simplify right side
    62,322.20x = 2,926,677,842.04
  5. Step 5: Solve for x
    x = 2,926,677,842.04/62,322.20
  6. Step 6: Final answer
    x = 46,960.44

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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.