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Finding the Fourth Proportional to 58,028.48, 86,975.92 and 26,798.08

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Solution

The fourth proportional to 58,028.48, 86,975.92 and 26,798.08 is: 40,166.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,028.48 : 86,975.92 = 26,798.08 : x
  2. Step 2: Convert to fraction form
    58,028.48/86,975.92 = 26,798.08/x
  3. Step 3: Cross multiply
    58,028.48x = 86,975.92 × 26,798.08
  4. Step 4: Simplify right side
    58,028.48x = 2,330,787,662.23
  5. Step 5: Solve for x
    x = 2,330,787,662.23/58,028.48
  6. Step 6: Final answer
    x = 40,166.27

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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.