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Finding the Fourth Proportional to 58,527.54, 87,811.01 and 18,553.05

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Solution

The fourth proportional to 58,527.54, 87,811.01 and 18,553.05 is: 27,835.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,527.54 : 87,811.01 = 18,553.05 : x
  2. Step 2: Convert to fraction form
    58,527.54/87,811.01 = 18,553.05/x
  3. Step 3: Cross multiply
    58,527.54x = 87,811.01 × 18,553.05
  4. Step 4: Simplify right side
    58,527.54x = 1,629,162,088.07
  5. Step 5: Solve for x
    x = 1,629,162,088.07/58,527.54
  6. Step 6: Final answer
    x = 27,835.82

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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.