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Finding the Fourth Proportional to 58,480.96, 87,705.87 and 16,358.43

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Solution

The fourth proportional to 58,480.96, 87,705.87 and 16,358.43 is: 24,533.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,480.96 : 87,705.87 = 16,358.43 : x
  2. Step 2: Convert to fraction form
    58,480.96/87,705.87 = 16,358.43/x
  3. Step 3: Cross multiply
    58,480.96x = 87,705.87 × 16,358.43
  4. Step 4: Simplify right side
    58,480.96x = 1,434,729,944.74
  5. Step 5: Solve for x
    x = 1,434,729,944.74/58,480.96
  6. Step 6: Final answer
    x = 24,533.28

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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.