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Finding the Fourth Proportional to 58,806.60, 81,164.93 and 34,928.66

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Solution

The fourth proportional to 58,806.60, 81,164.93 and 34,928.66 is: 48,208.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,806.60 : 81,164.93 = 34,928.66 : x
  2. Step 2: Convert to fraction form
    58,806.60/81,164.93 = 34,928.66/x
  3. Step 3: Cross multiply
    58,806.60x = 81,164.93 × 34,928.66
  4. Step 4: Simplify right side
    58,806.60x = 2,834,981,663.43
  5. Step 5: Solve for x
    x = 2,834,981,663.43/58,806.60
  6. Step 6: Final answer
    x = 48,208.56

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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.