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Finding the Fourth Proportional to 59,630.78, 82,203.78 and 41,670.02

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Solution

The fourth proportional to 59,630.78, 82,203.78 and 41,670.02 is: 57,444.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,630.78 : 82,203.78 = 41,670.02 : x
  2. Step 2: Convert to fraction form
    59,630.78/82,203.78 = 41,670.02/x
  3. Step 3: Cross multiply
    59,630.78x = 82,203.78 × 41,670.02
  4. Step 4: Simplify right side
    59,630.78x = 3,425,433,156.68
  5. Step 5: Solve for x
    x = 3,425,433,156.68/59,630.78
  6. Step 6: Final answer
    x = 57,444.04

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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.