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Finding the Fourth Proportional to 58,108.68, 87,051.96 and 39,296.52

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Solution

The fourth proportional to 58,108.68, 87,051.96 and 39,296.52 is: 58,869.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,108.68 : 87,051.96 = 39,296.52 : x
  2. Step 2: Convert to fraction form
    58,108.68/87,051.96 = 39,296.52/x
  3. Step 3: Cross multiply
    58,108.68x = 87,051.96 × 39,296.52
  4. Step 4: Simplify right side
    58,108.68x = 3,420,839,087.18
  5. Step 5: Solve for x
    x = 3,420,839,087.18/58,108.68
  6. Step 6: Final answer
    x = 58,869.67

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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.