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Finding the Fourth Proportional to 16,116.04, 24,174.08 and 4,431

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Solution

The fourth proportional to 16,116.04, 24,174.08 and 4,431 is: 6,646.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,116.04 : 24,174.08 = 4,431 : x
  2. Step 2: Convert to fraction form
    16,116.04/24,174.08 = 4,431/x
  3. Step 3: Cross multiply
    16,116.04x = 24,174.08 × 4,431
  4. Step 4: Simplify right side
    16,116.04x = 107,115,348.48
  5. Step 5: Solve for x
    x = 107,115,348.48/16,116.04
  6. Step 6: Final answer
    x = 6,646.51

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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.