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Finding the Fourth Proportional to 14,755.98, 20,363 and 8,041.66

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Solution

The fourth proportional to 14,755.98, 20,363 and 8,041.66 is: 11,097.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,755.98 : 20,363 = 8,041.66 : x
  2. Step 2: Convert to fraction form
    14,755.98/20,363 = 8,041.66/x
  3. Step 3: Cross multiply
    14,755.98x = 20,363 × 8,041.66
  4. Step 4: Simplify right side
    14,755.98x = 163,752,322.58
  5. Step 5: Solve for x
    x = 163,752,322.58/14,755.98
  6. Step 6: Final answer
    x = 11,097.35

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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.