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Finding the Fourth Proportional to 41,557.50, 62,339.51 and 13,855.50

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Solution

The fourth proportional to 41,557.50, 62,339.51 and 13,855.50 is: 20,784.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,557.50 : 62,339.51 = 13,855.50 : x
  2. Step 2: Convert to fraction form
    41,557.50/62,339.51 = 13,855.50/x
  3. Step 3: Cross multiply
    41,557.50x = 62,339.51 × 13,855.50
  4. Step 4: Simplify right side
    41,557.50x = 863,745,080.81
  5. Step 5: Solve for x
    x = 863,745,080.81/41,557.50
  6. Step 6: Final answer
    x = 20,784.34

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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.