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Finding the Fourth Proportional to 61,062.84, 91,625.50 and 29,078.12

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Solution

The fourth proportional to 61,062.84, 91,625.50 and 29,078.12 is: 43,632.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,062.84 : 91,625.50 = 29,078.12 : x
  2. Step 2: Convert to fraction form
    61,062.84/91,625.50 = 29,078.12/x
  3. Step 3: Cross multiply
    61,062.84x = 91,625.50 × 29,078.12
  4. Step 4: Simplify right side
    61,062.84x = 2,664,297,284.06
  5. Step 5: Solve for x
    x = 2,664,297,284.06/61,062.84
  6. Step 6: Final answer
    x = 43,632.06

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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.