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Finding the Fourth Proportional to 16,699.13, 25,053.04 and 7,340.99

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Solution

The fourth proportional to 16,699.13, 25,053.04 and 7,340.99 is: 11,013.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,699.13 : 25,053.04 = 7,340.99 : x
  2. Step 2: Convert to fraction form
    16,699.13/25,053.04 = 7,340.99/x
  3. Step 3: Cross multiply
    16,699.13x = 25,053.04 × 7,340.99
  4. Step 4: Simplify right side
    16,699.13x = 183,913,972.49
  5. Step 5: Solve for x
    x = 183,913,972.49/16,699.13
  6. Step 6: Final answer
    x = 11,013.39

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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.