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Finding the Fourth Proportional to 58,593.88, 87,889.98 and 14,221

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Solution

The fourth proportional to 58,593.88, 87,889.98 and 14,221 is: 21,331.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,593.88 : 87,889.98 = 14,221 : x
  2. Step 2: Convert to fraction form
    58,593.88/87,889.98 = 14,221/x
  3. Step 3: Cross multiply
    58,593.88x = 87,889.98 × 14,221
  4. Step 4: Simplify right side
    58,593.88x = 1,249,883,405.58
  5. Step 5: Solve for x
    x = 1,249,883,405.58/58,593.88
  6. Step 6: Final answer
    x = 21,331.30

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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.