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Finding the Fourth Proportional to 58,558.62, 87,925.41 and 57,683.82

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Solution

The fourth proportional to 58,558.62, 87,925.41 and 57,683.82 is: 86,611.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,558.62 : 87,925.41 = 57,683.82 : x
  2. Step 2: Convert to fraction form
    58,558.62/87,925.41 = 57,683.82/x
  3. Step 3: Cross multiply
    58,558.62x = 87,925.41 × 57,683.82
  4. Step 4: Simplify right side
    58,558.62x = 5,071,873,523.87
  5. Step 5: Solve for x
    x = 5,071,873,523.87/58,558.62
  6. Step 6: Final answer
    x = 86,611.90

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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.