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Finding the Fourth Proportional to 37,857.94, 56,786.92 and 10,155.94

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Solution

The fourth proportional to 37,857.94, 56,786.92 and 10,155.94 is: 15,233.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,857.94 : 56,786.92 = 10,155.94 : x
  2. Step 2: Convert to fraction form
    37,857.94/56,786.92 = 10,155.94/x
  3. Step 3: Cross multiply
    37,857.94x = 56,786.92 × 10,155.94
  4. Step 4: Simplify right side
    37,857.94x = 576,724,384.95
  5. Step 5: Solve for x
    x = 576,724,384.95/37,857.94
  6. Step 6: Final answer
    x = 15,233.91

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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.