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Finding the Fourth Proportional to 59,909.90, 82,674.88 and 33,053.54

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Solution

The fourth proportional to 59,909.90, 82,674.88 and 33,053.54 is: 45,613.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,909.90 : 82,674.88 = 33,053.54 : x
  2. Step 2: Convert to fraction form
    59,909.90/82,674.88 = 33,053.54/x
  3. Step 3: Cross multiply
    59,909.90x = 82,674.88 × 33,053.54
  4. Step 4: Simplify right side
    59,909.90x = 2,732,697,453.08
  5. Step 5: Solve for x
    x = 2,732,697,453.08/59,909.90
  6. Step 6: Final answer
    x = 45,613.45

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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.