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Finding the Fourth Proportional to 58,564.88, 87,847.44 and 14,191.68

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Solution

The fourth proportional to 58,564.88, 87,847.44 and 14,191.68 is: 21,287.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,564.88 : 87,847.44 = 14,191.68 : x
  2. Step 2: Convert to fraction form
    58,564.88/87,847.44 = 14,191.68/x
  3. Step 3: Cross multiply
    58,564.88x = 87,847.44 × 14,191.68
  4. Step 4: Simplify right side
    58,564.88x = 1,246,702,757.30
  5. Step 5: Solve for x
    x = 1,246,702,757.30/58,564.88
  6. Step 6: Final answer
    x = 21,287.55

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1.5x scale

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.