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Finding the Fourth Proportional to 19,614.98, 27,068.46 and 14,601.62

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Solution

The fourth proportional to 19,614.98, 27,068.46 and 14,601.62 is: 20,150.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,614.98 : 27,068.46 = 14,601.62 : x
  2. Step 2: Convert to fraction form
    19,614.98/27,068.46 = 14,601.62/x
  3. Step 3: Cross multiply
    19,614.98x = 27,068.46 × 14,601.62
  4. Step 4: Simplify right side
    19,614.98x = 395,243,366.91
  5. Step 5: Solve for x
    x = 395,243,366.91/19,614.98
  6. Step 6: Final answer
    x = 20,150.08

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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.