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Finding the Fourth Proportional to 14,473.30, 19,973.65 and 8,504.89

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Solution

The fourth proportional to 14,473.30, 19,973.65 and 8,504.89 is: 11,737.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,473.30 : 19,973.65 = 8,504.89 : x
  2. Step 2: Convert to fraction form
    14,473.30/19,973.65 = 8,504.89/x
  3. Step 3: Cross multiply
    14,473.30x = 19,973.65 × 8,504.89
  4. Step 4: Simplify right side
    14,473.30x = 169,873,696.15
  5. Step 5: Solve for x
    x = 169,873,696.15/14,473.30
  6. Step 6: Final answer
    x = 11,737.04

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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.