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Finding the Fourth Proportional to 58,471.60, 87,712.93 and 16,351.68

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Solution

The fourth proportional to 58,471.60, 87,712.93 and 16,351.68 is: 24,529.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,471.60 : 87,712.93 = 16,351.68 : x
  2. Step 2: Convert to fraction form
    58,471.60/87,712.93 = 16,351.68/x
  3. Step 3: Cross multiply
    58,471.60x = 87,712.93 × 16,351.68
  4. Step 4: Simplify right side
    58,471.60x = 1,434,253,763.22
  5. Step 5: Solve for x
    x = 1,434,253,763.22/58,471.60
  6. Step 6: Final answer
    x = 24,529.07

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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.