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Finding the Fourth Proportional to 92,678.88, 139,034.79 and 33,597.09

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Solution

The fourth proportional to 92,678.88, 139,034.79 and 33,597.09 is: 50,401.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,678.88 : 139,034.79 = 33,597.09 : x
  2. Step 2: Convert to fraction form
    92,678.88/139,034.79 = 33,597.09/x
  3. Step 3: Cross multiply
    92,678.88x = 139,034.79 × 33,597.09
  4. Step 4: Simplify right side
    92,678.88x = 4,671,164,352.76
  5. Step 5: Solve for x
    x = 4,671,164,352.76/92,678.88
  6. Step 6: Final answer
    x = 50,401.61

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1.5x scale

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.