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Finding the Fourth Proportional to 58,474.61, 87,717.44 and 16,354.68

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Solution

The fourth proportional to 58,474.61, 87,717.44 and 16,354.68 is: 24,533.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,474.61 : 87,717.44 = 16,354.68 : x
  2. Step 2: Convert to fraction form
    58,474.61/87,717.44 = 16,354.68/x
  3. Step 3: Cross multiply
    58,474.61x = 87,717.44 × 16,354.68
  4. Step 4: Simplify right side
    58,474.61x = 1,434,590,661.62
  5. Step 5: Solve for x
    x = 1,434,590,661.62/58,474.61
  6. Step 6: Final answer
    x = 24,533.57

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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.