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Finding the Fourth Proportional to 15,893.99, 23,839.92 and 6,531.58

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Solution

The fourth proportional to 15,893.99, 23,839.92 and 6,531.58 is: 9,796.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,893.99 : 23,839.92 = 6,531.58 : x
  2. Step 2: Convert to fraction form
    15,893.99/23,839.92 = 6,531.58/x
  3. Step 3: Cross multiply
    15,893.99x = 23,839.92 × 6,531.58
  4. Step 4: Simplify right side
    15,893.99x = 155,712,285.07
  5. Step 5: Solve for x
    x = 155,712,285.07/15,893.99
  6. Step 6: Final answer
    x = 9,796.93

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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.