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Finding the Fourth Proportional to 56,364.62, 84,551.73 and 14,811.50

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Solution

The fourth proportional to 56,364.62, 84,551.73 and 14,811.50 is: 22,218.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,364.62 : 84,551.73 = 14,811.50 : x
  2. Step 2: Convert to fraction form
    56,364.62/84,551.73 = 14,811.50/x
  3. Step 3: Cross multiply
    56,364.62x = 84,551.73 × 14,811.50
  4. Step 4: Simplify right side
    56,364.62x = 1,252,337,948.90
  5. Step 5: Solve for x
    x = 1,252,337,948.90/56,364.62
  6. Step 6: Final answer
    x = 22,218.51

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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.