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Finding the Fourth Proportional to 17,971.67, 26,957.85 and 6,284.89

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Solution

The fourth proportional to 17,971.67, 26,957.85 and 6,284.89 is: 9,427.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,971.67 : 26,957.85 = 6,284.89 : x
  2. Step 2: Convert to fraction form
    17,971.67/26,957.85 = 6,284.89/x
  3. Step 3: Cross multiply
    17,971.67x = 26,957.85 × 6,284.89
  4. Step 4: Simplify right side
    17,971.67x = 169,427,132.02
  5. Step 5: Solve for x
    x = 169,427,132.02/17,971.67
  6. Step 6: Final answer
    x = 9,427.45

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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.