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Finding the Fourth Proportional to 58,873.55, 81,216.92 and 34,983.30

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Solution

The fourth proportional to 58,873.55, 81,216.92 and 34,983.30 is: 48,259.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,873.55 : 81,216.92 = 34,983.30 : x
  2. Step 2: Convert to fraction form
    58,873.55/81,216.92 = 34,983.30/x
  3. Step 3: Cross multiply
    58,873.55x = 81,216.92 × 34,983.30
  4. Step 4: Simplify right side
    58,873.55x = 2,841,235,702.52
  5. Step 5: Solve for x
    x = 2,841,235,702.52/58,873.55
  6. Step 6: Final answer
    x = 48,259.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.