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Finding the Fourth Proportional to 117,795.75, 176,750.33 and 58,636.59

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Solution

The fourth proportional to 117,795.75, 176,750.33 and 58,636.59 is: 87,983.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,795.75 : 176,750.33 = 58,636.59 : x
  2. Step 2: Convert to fraction form
    117,795.75/176,750.33 = 58,636.59/x
  3. Step 3: Cross multiply
    117,795.75x = 176,750.33 × 58,636.59
  4. Step 4: Simplify right side
    117,795.75x = 10,364,036,339.39
  5. Step 5: Solve for x
    x = 10,364,036,339.39/117,795.75
  6. Step 6: Final answer
    x = 87,983.11

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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.