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Finding the Fourth Proportional to 61,624.70, 85,042.19 and 33,330.41

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Solution

The fourth proportional to 61,624.70, 85,042.19 and 33,330.41 is: 45,996.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,624.70 : 85,042.19 = 33,330.41 : x
  2. Step 2: Convert to fraction form
    61,624.70/85,042.19 = 33,330.41/x
  3. Step 3: Cross multiply
    61,624.70x = 85,042.19 × 33,330.41
  4. Step 4: Simplify right side
    61,624.70x = 2,834,490,893.35
  5. Step 5: Solve for x
    x = 2,834,490,893.35/61,624.70
  6. Step 6: Final answer
    x = 45,996.02

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1.5x scale

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.