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Finding the Fourth Proportional to 25,050, 37,580.76 and 8,634

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Solution

The fourth proportional to 25,050, 37,580.76 and 8,634 is: 12,952.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,050 : 37,580.76 = 8,634 : x
  2. Step 2: Convert to fraction form
    25,050/37,580.76 = 8,634/x
  3. Step 3: Cross multiply
    25,050x = 37,580.76 × 8,634
  4. Step 4: Simplify right side
    25,050x = 324,472,281.84
  5. Step 5: Solve for x
    x = 324,472,281.84/25,050
  6. Step 6: Final answer
    x = 12,952.99

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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.