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Finding the Fourth Proportional to 58,307.58, 87,405.96 and 22,791.67

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Solution

The fourth proportional to 58,307.58, 87,405.96 and 22,791.67 is: 34,165.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,307.58 : 87,405.96 = 22,791.67 : x
  2. Step 2: Convert to fraction form
    58,307.58/87,405.96 = 22,791.67/x
  3. Step 3: Cross multiply
    58,307.58x = 87,405.96 × 22,791.67
  4. Step 4: Simplify right side
    58,307.58x = 1,992,128,029.41
  5. Step 5: Solve for x
    x = 1,992,128,029.41/58,307.58
  6. Step 6: Final answer
    x = 34,165.85

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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.