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Finding the Fourth Proportional to 59,667.86, 89,492.06 and 18,114.86

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Solution

The fourth proportional to 59,667.86, 89,492.06 and 18,114.86 is: 27,169.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,667.86 : 89,492.06 = 18,114.86 : x
  2. Step 2: Convert to fraction form
    59,667.86/89,492.06 = 18,114.86/x
  3. Step 3: Cross multiply
    59,667.86x = 89,492.06 × 18,114.86
  4. Step 4: Simplify right side
    59,667.86x = 1,621,136,138.01
  5. Step 5: Solve for x
    x = 1,621,136,138.01/59,667.86
  6. Step 6: Final answer
    x = 27,169.34

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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.