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Finding the Fourth Proportional to 61,786.56, 85,265.56 and 33,492.32

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Solution

The fourth proportional to 61,786.56, 85,265.56 and 33,492.32 is: 46,219.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,786.56 : 85,265.56 = 33,492.32 : x
  2. Step 2: Convert to fraction form
    61,786.56/85,265.56 = 33,492.32/x
  3. Step 3: Cross multiply
    61,786.56x = 85,265.56 × 33,492.32
  4. Step 4: Simplify right side
    61,786.56x = 2,855,741,420.50
  5. Step 5: Solve for x
    x = 2,855,741,420.50/61,786.56
  6. Step 6: Final answer
    x = 46,219.46

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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.