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Finding the Fourth Proportional to 61,349.69, 92,025.68 and 19,228.83

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Solution

The fourth proportional to 61,349.69, 92,025.68 and 19,228.83 is: 28,843.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,349.69 : 92,025.68 = 19,228.83 : x
  2. Step 2: Convert to fraction form
    61,349.69/92,025.68 = 19,228.83/x
  3. Step 3: Cross multiply
    61,349.69x = 92,025.68 × 19,228.83
  4. Step 4: Simplify right side
    61,349.69x = 1,769,546,204.43
  5. Step 5: Solve for x
    x = 1,769,546,204.43/61,349.69
  6. Step 6: Final answer
    x = 28,843.61

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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.