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Finding the Fourth Proportional to 16,807.80, 25,260.30 and 14,669.40

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Solution

The fourth proportional to 16,807.80, 25,260.30 and 14,669.40 is: 22,046.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,807.80 : 25,260.30 = 14,669.40 : x
  2. Step 2: Convert to fraction form
    16,807.80/25,260.30 = 14,669.40/x
  3. Step 3: Cross multiply
    16,807.80x = 25,260.30 × 14,669.40
  4. Step 4: Simplify right side
    16,807.80x = 370,553,444.82
  5. Step 5: Solve for x
    x = 370,553,444.82/16,807.80
  6. Step 6: Final answer
    x = 22,046.52

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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.