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Finding the Fourth Proportional to 58,777.43, 81,114.46 and 34,580.10

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Solution

The fourth proportional to 58,777.43, 81,114.46 and 34,580.10 is: 47,721.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,777.43 : 81,114.46 = 34,580.10 : x
  2. Step 2: Convert to fraction form
    58,777.43/81,114.46 = 34,580.10/x
  3. Step 3: Cross multiply
    58,777.43x = 81,114.46 × 34,580.10
  4. Step 4: Simplify right side
    58,777.43x = 2,804,946,138.25
  5. Step 5: Solve for x
    x = 2,804,946,138.25/58,777.43
  6. Step 6: Final answer
    x = 47,721.48

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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.