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Finding the Fourth Proportional to 58,458.82, 87,678.63 and 25,169.92

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Solution

The fourth proportional to 58,458.82, 87,678.63 and 25,169.92 is: 37,750.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,458.82 : 87,678.63 = 25,169.92 : x
  2. Step 2: Convert to fraction form
    58,458.82/87,678.63 = 25,169.92/x
  3. Step 3: Cross multiply
    58,458.82x = 87,678.63 × 25,169.92
  4. Step 4: Simplify right side
    58,458.82x = 2,206,864,102.81
  5. Step 5: Solve for x
    x = 2,206,864,102.81/58,458.82
  6. Step 6: Final answer
    x = 37,750.75

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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.