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Finding the Fourth Proportional to 58,589.46, 87,846.94 and 49,707.86

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Solution

The fourth proportional to 58,589.46, 87,846.94 and 49,707.86 is: 74,530.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,589.46 : 87,846.94 = 49,707.86 : x
  2. Step 2: Convert to fraction form
    58,589.46/87,846.94 = 49,707.86/x
  3. Step 3: Cross multiply
    58,589.46x = 87,846.94 × 49,707.86
  4. Step 4: Simplify right side
    58,589.46x = 4,366,683,394.95
  5. Step 5: Solve for x
    x = 4,366,683,394.95/58,589.46
  6. Step 6: Final answer
    x = 74,530.19

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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.