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Finding the Fourth Proportional to 63,575.91, 87,733.94 and 35,280.99

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Solution

The fourth proportional to 63,575.91, 87,733.94 and 35,280.99 is: 48,687.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,575.91 : 87,733.94 = 35,280.99 : x
  2. Step 2: Convert to fraction form
    63,575.91/87,733.94 = 35,280.99/x
  3. Step 3: Cross multiply
    63,575.91x = 87,733.94 × 35,280.99
  4. Step 4: Simplify right side
    63,575.91x = 3,095,340,083.40
  5. Step 5: Solve for x
    x = 3,095,340,083.40/63,575.91
  6. Step 6: Final answer
    x = 48,687.31

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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.