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Finding the Fourth Proportional to 58,708.48, 81,003 and 34,834

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Solution

The fourth proportional to 58,708.48, 81,003 and 34,834 is: 48,062.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,708.48 : 81,003 = 34,834 : x
  2. Step 2: Convert to fraction form
    58,708.48/81,003 = 34,834/x
  3. Step 3: Cross multiply
    58,708.48x = 81,003 × 34,834
  4. Step 4: Simplify right side
    58,708.48x = 2,821,658,502
  5. Step 5: Solve for x
    x = 2,821,658,502/58,708.48
  6. Step 6: Final answer
    x = 48,062.20

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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.