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Finding the Fourth Proportional to 19,185.52, 28,781.12 and 6,033.52

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Solution

The fourth proportional to 19,185.52, 28,781.12 and 6,033.52 is: 9,051.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,185.52 : 28,781.12 = 6,033.52 : x
  2. Step 2: Convert to fraction form
    19,185.52/28,781.12 = 6,033.52/x
  3. Step 3: Cross multiply
    19,185.52x = 28,781.12 × 6,033.52
  4. Step 4: Simplify right side
    19,185.52x = 173,651,463.14
  5. Step 5: Solve for x
    x = 173,651,463.14/19,185.52
  6. Step 6: Final answer
    x = 9,051.17

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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.