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Finding the Fourth Proportional to 59,654.37, 89,476.89 and 34,678.50

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Solution

The fourth proportional to 59,654.37, 89,476.89 and 34,678.50 is: 52,015.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,654.37 : 89,476.89 = 34,678.50 : x
  2. Step 2: Convert to fraction form
    59,654.37/89,476.89 = 34,678.50/x
  3. Step 3: Cross multiply
    59,654.37x = 89,476.89 × 34,678.50
  4. Step 4: Simplify right side
    59,654.37x = 3,102,923,864.28
  5. Step 5: Solve for x
    x = 3,102,923,864.28/59,654.37
  6. Step 6: Final answer
    x = 52,015.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.