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Finding the Fourth Proportional to 58,865.78, 88,299.99 and 14,492.97

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Solution

The fourth proportional to 58,865.78, 88,299.99 and 14,492.97 is: 21,739.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,865.78 : 88,299.99 = 14,492.97 : x
  2. Step 2: Convert to fraction form
    58,865.78/88,299.99 = 14,492.97/x
  3. Step 3: Cross multiply
    58,865.78x = 88,299.99 × 14,492.97
  4. Step 4: Simplify right side
    58,865.78x = 1,279,729,106.07
  5. Step 5: Solve for x
    x = 1,279,729,106.07/58,865.78
  6. Step 6: Final answer
    x = 21,739.78

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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.