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Finding the Fourth Proportional to 37,105.76, 55,566.30 and 25,960.30

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Solution

The fourth proportional to 37,105.76, 55,566.30 and 25,960.30 is: 38,875.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,105.76 : 55,566.30 = 25,960.30 : x
  2. Step 2: Convert to fraction form
    37,105.76/55,566.30 = 25,960.30/x
  3. Step 3: Cross multiply
    37,105.76x = 55,566.30 × 25,960.30
  4. Step 4: Simplify right side
    37,105.76x = 1,442,517,817.89
  5. Step 5: Solve for x
    x = 1,442,517,817.89/37,105.76
  6. Step 6: Final answer
    x = 38,875.85

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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.