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Finding the Fourth Proportional to 16,807.31, 25,210.95 and 6,935.73

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Solution

The fourth proportional to 16,807.31, 25,210.95 and 6,935.73 is: 10,403.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,807.31 : 25,210.95 = 6,935.73 : x
  2. Step 2: Convert to fraction form
    16,807.31/25,210.95 = 6,935.73/x
  3. Step 3: Cross multiply
    16,807.31x = 25,210.95 × 6,935.73
  4. Step 4: Simplify right side
    16,807.31x = 174,856,342.24
  5. Step 5: Solve for x
    x = 174,856,342.24/16,807.31
  6. Step 6: Final answer
    x = 10,403.59

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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.