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Finding the Fourth Proportional to 58,546.41, 87,794.97 and 42,652.40

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Solution

The fourth proportional to 58,546.41, 87,794.97 and 42,652.40 is: 63,960.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,546.41 : 87,794.97 = 42,652.40 : x
  2. Step 2: Convert to fraction form
    58,546.41/87,794.97 = 42,652.40/x
  3. Step 3: Cross multiply
    58,546.41x = 87,794.97 × 42,652.40
  4. Step 4: Simplify right side
    58,546.41x = 3,744,665,739.45
  5. Step 5: Solve for x
    x = 3,744,665,739.45/58,546.41
  6. Step 6: Final answer
    x = 63,960.64

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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.