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Finding the Fourth Proportional to 58,236.62, 87,354.90 and 46,494.86

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Solution

The fourth proportional to 58,236.62, 87,354.90 and 46,494.86 is: 69,742.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,236.62 : 87,354.90 = 46,494.86 : x
  2. Step 2: Convert to fraction form
    58,236.62/87,354.90 = 46,494.86/x
  3. Step 3: Cross multiply
    58,236.62x = 87,354.90 × 46,494.86
  4. Step 4: Simplify right side
    58,236.62x = 4,061,553,845.81
  5. Step 5: Solve for x
    x = 4,061,553,845.81/58,236.62
  6. Step 6: Final answer
    x = 69,742.27

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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.