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Finding the Fourth Proportional to 18,283.52, 27,425.70 and 5,971.52

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Solution

The fourth proportional to 18,283.52, 27,425.70 and 5,971.52 is: 8,957.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,283.52 : 27,425.70 = 5,971.52 : x
  2. Step 2: Convert to fraction form
    18,283.52/27,425.70 = 5,971.52/x
  3. Step 3: Cross multiply
    18,283.52x = 27,425.70 × 5,971.52
  4. Step 4: Simplify right side
    18,283.52x = 163,773,116.06
  5. Step 5: Solve for x
    x = 163,773,116.06/18,283.52
  6. Step 6: Final answer
    x = 8,957.42

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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.