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Finding the Fourth Proportional to 58,608.84, 87,913.14 and 14,235.60

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Solution

The fourth proportional to 58,608.84, 87,913.14 and 14,235.60 is: 21,353.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,608.84 : 87,913.14 = 14,235.60 : x
  2. Step 2: Convert to fraction form
    58,608.84/87,913.14 = 14,235.60/x
  3. Step 3: Cross multiply
    58,608.84x = 87,913.14 × 14,235.60
  4. Step 4: Simplify right side
    58,608.84x = 1,251,496,295.78
  5. Step 5: Solve for x
    x = 1,251,496,295.78/58,608.84
  6. Step 6: Final answer
    x = 21,353.37

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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.