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Finding the Fourth Proportional to 103,324.59, 154,838.88 and 58,859.54

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Solution

The fourth proportional to 103,324.59, 154,838.88 and 58,859.54 is: 88,204.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,324.59 : 154,838.88 = 58,859.54 : x
  2. Step 2: Convert to fraction form
    103,324.59/154,838.88 = 58,859.54/x
  3. Step 3: Cross multiply
    103,324.59x = 154,838.88 × 58,859.54
  4. Step 4: Simplify right side
    103,324.59x = 9,113,744,476.72
  5. Step 5: Solve for x
    x = 9,113,744,476.72/103,324.59
  6. Step 6: Final answer
    x = 88,204.99

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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.