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Finding the Fourth Proportional to 16,425.02, 22,666.52 and 8,973.02

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Solution

The fourth proportional to 16,425.02, 22,666.52 and 8,973.02 is: 12,382.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,425.02 : 22,666.52 = 8,973.02 : x
  2. Step 2: Convert to fraction form
    16,425.02/22,666.52 = 8,973.02/x
  3. Step 3: Cross multiply
    16,425.02x = 22,666.52 × 8,973.02
  4. Step 4: Simplify right side
    16,425.02x = 203,387,137.29
  5. Step 5: Solve for x
    x = 203,387,137.29/16,425.02
  6. Step 6: Final answer
    x = 12,382.76

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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.