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Finding the Fourth Proportional to 58,504.91, 87,686.86 and 26,871.33

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Solution

The fourth proportional to 58,504.91, 87,686.86 and 26,871.33 is: 40,274.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,504.91 : 87,686.86 = 26,871.33 : x
  2. Step 2: Convert to fraction form
    58,504.91/87,686.86 = 26,871.33/x
  3. Step 3: Cross multiply
    58,504.91x = 87,686.86 × 26,871.33
  4. Step 4: Simplify right side
    58,504.91x = 2,356,262,551.72
  5. Step 5: Solve for x
    x = 2,356,262,551.72/58,504.91
  6. Step 6: Final answer
    x = 40,274.61

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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.