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Finding the Fourth Proportional to 61,338.92, 92,010.20 and 16,968.94

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Solution

The fourth proportional to 61,338.92, 92,010.20 and 16,968.94 is: 25,453.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,338.92 : 92,010.20 = 16,968.94 : x
  2. Step 2: Convert to fraction form
    61,338.92/92,010.20 = 16,968.94/x
  3. Step 3: Cross multiply
    61,338.92x = 92,010.20 × 16,968.94
  4. Step 4: Simplify right side
    61,338.92x = 1,561,315,248.32
  5. Step 5: Solve for x
    x = 1,561,315,248.32/61,338.92
  6. Step 6: Final answer
    x = 25,453.91

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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.