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Finding the Fourth Proportional to 16,973.66, 25,434.50 and 8,641.19

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Solution

The fourth proportional to 16,973.66, 25,434.50 and 8,641.19 is: 12,948.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,973.66 : 25,434.50 = 8,641.19 : x
  2. Step 2: Convert to fraction form
    16,973.66/25,434.50 = 8,641.19/x
  3. Step 3: Cross multiply
    16,973.66x = 25,434.50 × 8,641.19
  4. Step 4: Simplify right side
    16,973.66x = 219,784,347.06
  5. Step 5: Solve for x
    x = 219,784,347.06/16,973.66
  6. Step 6: Final answer
    x = 12,948.55

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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.