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Finding the Fourth Proportional to 19,098.87, 28,648.30 and 5,952.30

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Solution

The fourth proportional to 19,098.87, 28,648.30 and 5,952.30 is: 8,928.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,098.87 : 28,648.30 = 5,952.30 : x
  2. Step 2: Convert to fraction form
    19,098.87/28,648.30 = 5,952.30/x
  3. Step 3: Cross multiply
    19,098.87x = 28,648.30 × 5,952.30
  4. Step 4: Simplify right side
    19,098.87x = 170,523,276.09
  5. Step 5: Solve for x
    x = 170,523,276.09/19,098.87
  6. Step 6: Final answer
    x = 8,928.45

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Similar ratio
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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.