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Finding the Fourth Proportional to 37,616.40, 56,084.40 and 35,672.40

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Solution

The fourth proportional to 37,616.40, 56,084.40 and 35,672.40 is: 53,185.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,616.40 : 56,084.40 = 35,672.40 : x
  2. Step 2: Convert to fraction form
    37,616.40/56,084.40 = 35,672.40/x
  3. Step 3: Cross multiply
    37,616.40x = 56,084.40 × 35,672.40
  4. Step 4: Simplify right side
    37,616.40x = 2,000,665,150.56
  5. Step 5: Solve for x
    x = 2,000,665,150.56/37,616.40
  6. Step 6: Final answer
    x = 53,185.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.