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Finding the Fourth Proportional to 14,547.98, 20,064.03 and 8,949.26

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Solution

The fourth proportional to 14,547.98, 20,064.03 and 8,949.26 is: 12,342.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,547.98 : 20,064.03 = 8,949.26 : x
  2. Step 2: Convert to fraction form
    14,547.98/20,064.03 = 8,949.26/x
  3. Step 3: Cross multiply
    14,547.98x = 20,064.03 × 8,949.26
  4. Step 4: Simplify right side
    14,547.98x = 179,558,221.12
  5. Step 5: Solve for x
    x = 179,558,221.12/14,547.98
  6. Step 6: Final answer
    x = 12,342.48

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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.