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Finding the Fourth Proportional to 58,136, 87,204.80 and 16,583.04

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Solution

The fourth proportional to 58,136, 87,204.80 and 16,583.04 is: 24,874.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,136 : 87,204.80 = 16,583.04 : x
  2. Step 2: Convert to fraction form
    58,136/87,204.80 = 16,583.04/x
  3. Step 3: Cross multiply
    58,136x = 87,204.80 × 16,583.04
  4. Step 4: Simplify right side
    58,136x = 1,446,120,686.59
  5. Step 5: Solve for x
    x = 1,446,120,686.59/58,136
  6. Step 6: Final answer
    x = 24,874.79

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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.