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Finding the Fourth Proportional to 58,853.58, 81,220.91 and 36,193.83

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Solution

The fourth proportional to 58,853.58, 81,220.91 and 36,193.83 is: 49,949.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,853.58 : 81,220.91 = 36,193.83 : x
  2. Step 2: Convert to fraction form
    58,853.58/81,220.91 = 36,193.83/x
  3. Step 3: Cross multiply
    58,853.58x = 81,220.91 × 36,193.83
  4. Step 4: Simplify right side
    58,853.58x = 2,939,695,628.02
  5. Step 5: Solve for x
    x = 2,939,695,628.02/58,853.58
  6. Step 6: Final answer
    x = 49,949.31

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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.