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Finding the Fourth Proportional to 19,343.80, 29,015.70 and 16,063.30

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Solution

The fourth proportional to 19,343.80, 29,015.70 and 16,063.30 is: 24,094.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,343.80 : 29,015.70 = 16,063.30 : x
  2. Step 2: Convert to fraction form
    19,343.80/29,015.70 = 16,063.30/x
  3. Step 3: Cross multiply
    19,343.80x = 29,015.70 × 16,063.30
  4. Step 4: Simplify right side
    19,343.80x = 466,087,893.81
  5. Step 5: Solve for x
    x = 466,087,893.81/19,343.80
  6. Step 6: Final answer
    x = 24,094.95

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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.