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Finding the Fourth Proportional to 86,808.54, 130,217.26 and 24,483.90

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Solution

The fourth proportional to 86,808.54, 130,217.26 and 24,483.90 is: 36,727.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,808.54 : 130,217.26 = 24,483.90 : x
  2. Step 2: Convert to fraction form
    86,808.54/130,217.26 = 24,483.90/x
  3. Step 3: Cross multiply
    86,808.54x = 130,217.26 × 24,483.90
  4. Step 4: Simplify right side
    86,808.54x = 3,188,226,372.11
  5. Step 5: Solve for x
    x = 3,188,226,372.11/86,808.54
  6. Step 6: Final answer
    x = 36,727.11

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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.