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Finding the Fourth Proportional to 59,957.76, 82,741.26 and 33,100.30

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Solution

The fourth proportional to 59,957.76, 82,741.26 and 33,100.30 is: 45,678.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,957.76 : 82,741.26 = 33,100.30 : x
  2. Step 2: Convert to fraction form
    59,957.76/82,741.26 = 33,100.30/x
  3. Step 3: Cross multiply
    59,957.76x = 82,741.26 × 33,100.30
  4. Step 4: Simplify right side
    59,957.76x = 2,738,760,528.38
  5. Step 5: Solve for x
    x = 2,738,760,528.38/59,957.76
  6. Step 6: Final answer
    x = 45,678.17

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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.