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Finding the Fourth Proportional to 48,598.70, 67,065.90 and 27,384.80

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Solution

The fourth proportional to 48,598.70, 67,065.90 and 27,384.80 is: 37,790.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,598.70 : 67,065.90 = 27,384.80 : x
  2. Step 2: Convert to fraction form
    48,598.70/67,065.90 = 27,384.80/x
  3. Step 3: Cross multiply
    48,598.70x = 67,065.90 × 27,384.80
  4. Step 4: Simplify right side
    48,598.70x = 1,836,585,922.99
  5. Step 5: Solve for x
    x = 1,836,585,922.99/48,598.70
  6. Step 6: Final answer
    x = 37,790.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.