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Finding the Fourth Proportional to 58,385.25, 80,575.74 and 32,545.44

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Solution

The fourth proportional to 58,385.25, 80,575.74 and 32,545.44 is: 44,914.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,385.25 : 80,575.74 = 32,545.44 : x
  2. Step 2: Convert to fraction form
    58,385.25/80,575.74 = 32,545.44/x
  3. Step 3: Cross multiply
    58,385.25x = 80,575.74 × 32,545.44
  4. Step 4: Simplify right side
    58,385.25x = 2,622,372,911.63
  5. Step 5: Solve for x
    x = 2,622,372,911.63/58,385.25
  6. Step 6: Final answer
    x = 44,914.99

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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.