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Finding the Fourth Proportional to 58,117.72, 87,163.62 and 23,047.96

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Solution

The fourth proportional to 58,117.72, 87,163.62 and 23,047.96 is: 34,566.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,117.72 : 87,163.62 = 23,047.96 : x
  2. Step 2: Convert to fraction form
    58,117.72/87,163.62 = 23,047.96/x
  3. Step 3: Cross multiply
    58,117.72x = 87,163.62 × 23,047.96
  4. Step 4: Simplify right side
    58,117.72x = 2,008,943,627.22
  5. Step 5: Solve for x
    x = 2,008,943,627.22/58,117.72
  6. Step 6: Final answer
    x = 34,566.80

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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.