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Finding the Fourth Proportional to 14,272.17, 21,399.03 and 5,957.88

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Solution

The fourth proportional to 14,272.17, 21,399.03 and 5,957.88 is: 8,932.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272.17 : 21,399.03 = 5,957.88 : x
  2. Step 2: Convert to fraction form
    14,272.17/21,399.03 = 5,957.88/x
  3. Step 3: Cross multiply
    14,272.17x = 21,399.03 × 5,957.88
  4. Step 4: Simplify right side
    14,272.17x = 127,492,852.86
  5. Step 5: Solve for x
    x = 127,492,852.86/14,272.17
  6. Step 6: Final answer
    x = 8,932.97

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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.