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Finding the Fourth Proportional to 25,089.68, 37,635.96 and 7,557.68

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Solution

The fourth proportional to 25,089.68, 37,635.96 and 7,557.68 is: 11,336.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,089.68 : 37,635.96 = 7,557.68 : x
  2. Step 2: Convert to fraction form
    25,089.68/37,635.96 = 7,557.68/x
  3. Step 3: Cross multiply
    25,089.68x = 37,635.96 × 7,557.68
  4. Step 4: Simplify right side
    25,089.68x = 284,440,542.17
  5. Step 5: Solve for x
    x = 284,440,542.17/25,089.68
  6. Step 6: Final answer
    x = 11,336.95

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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.