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Finding the Fourth Proportional to 16,603.38, 24,905.03 and 5,510.90

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Solution

The fourth proportional to 16,603.38, 24,905.03 and 5,510.90 is: 8,266.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,603.38 : 24,905.03 = 5,510.90 : x
  2. Step 2: Convert to fraction form
    16,603.38/24,905.03 = 5,510.90/x
  3. Step 3: Cross multiply
    16,603.38x = 24,905.03 × 5,510.90
  4. Step 4: Simplify right side
    16,603.38x = 137,249,164.54
  5. Step 5: Solve for x
    x = 137,249,164.54/16,603.38
  6. Step 6: Final answer
    x = 8,266.34

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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.