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Finding the Fourth Proportional to 19,230, 26,537.82 and 10,846.50

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Solution

The fourth proportional to 19,230, 26,537.82 and 10,846.50 is: 14,968.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,230 : 26,537.82 = 10,846.50 : x
  2. Step 2: Convert to fraction form
    19,230/26,537.82 = 10,846.50/x
  3. Step 3: Cross multiply
    19,230x = 26,537.82 × 10,846.50
  4. Step 4: Simplify right side
    19,230x = 287,842,464.63
  5. Step 5: Solve for x
    x = 287,842,464.63/19,230
  6. Step 6: Final answer
    x = 14,968.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.