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Finding the Fourth Proportional to 61,692.30, 85,018.68 and 44,667.72

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Solution

The fourth proportional to 61,692.30, 85,018.68 and 44,667.72 is: 61,556.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,692.30 : 85,018.68 = 44,667.72 : x
  2. Step 2: Convert to fraction form
    61,692.30/85,018.68 = 44,667.72/x
  3. Step 3: Cross multiply
    61,692.30x = 85,018.68 × 44,667.72
  4. Step 4: Simplify right side
    61,692.30x = 3,797,590,593.01
  5. Step 5: Solve for x
    x = 3,797,590,593.01/61,692.30
  6. Step 6: Final answer
    x = 61,556.96

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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.