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Finding the Fourth Proportional to 61,306.28, 91,893.98 and 34,954.28

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Solution

The fourth proportional to 61,306.28, 91,893.98 and 34,954.28 is: 52,394.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,306.28 : 91,893.98 = 34,954.28 : x
  2. Step 2: Convert to fraction form
    61,306.28/91,893.98 = 34,954.28/x
  3. Step 3: Cross multiply
    61,306.28x = 91,893.98 × 34,954.28
  4. Step 4: Simplify right side
    61,306.28x = 3,212,087,907.23
  5. Step 5: Solve for x
    x = 3,212,087,907.23/61,306.28
  6. Step 6: Final answer
    x = 52,394.11

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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.