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Finding the Fourth Proportional to 9,973, 14,921.88 and 5,955.49

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Solution

The fourth proportional to 9,973, 14,921.88 and 5,955.49 is: 8,910.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,973 : 14,921.88 = 5,955.49 : x
  2. Step 2: Convert to fraction form
    9,973/14,921.88 = 5,955.49/x
  3. Step 3: Cross multiply
    9,973x = 14,921.88 × 5,955.49
  4. Step 4: Simplify right side
    9,973x = 88,867,107.12
  5. Step 5: Solve for x
    x = 88,867,107.12/9,973
  6. Step 6: Final answer
    x = 8,910.77

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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.