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Finding the Fourth Proportional to 14,202.02, 19,599.02 and 7,914.39

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Solution

The fourth proportional to 14,202.02, 19,599.02 and 7,914.39 is: 10,921.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202.02 : 19,599.02 = 7,914.39 : x
  2. Step 2: Convert to fraction form
    14,202.02/19,599.02 = 7,914.39/x
  3. Step 3: Cross multiply
    14,202.02x = 19,599.02 × 7,914.39
  4. Step 4: Simplify right side
    14,202.02x = 155,114,248.33
  5. Step 5: Solve for x
    x = 155,114,248.33/14,202.02
  6. Step 6: Final answer
    x = 10,921.99

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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.