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Finding the Fourth Proportional to 61,600.67, 92,412.39 and 19,491.35

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Solution

The fourth proportional to 61,600.67, 92,412.39 and 19,491.35 is: 29,240.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,600.67 : 92,412.39 = 19,491.35 : x
  2. Step 2: Convert to fraction form
    61,600.67/92,412.39 = 19,491.35/x
  3. Step 3: Cross multiply
    61,600.67x = 92,412.39 × 19,491.35
  4. Step 4: Simplify right side
    61,600.67x = 1,801,241,775.76
  5. Step 5: Solve for x
    x = 1,801,241,775.76/61,600.67
  6. Step 6: Final answer
    x = 29,240.62

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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.