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Finding the Fourth Proportional to 58,680.84, 87,893.82 and 36,122.76

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Solution

The fourth proportional to 58,680.84, 87,893.82 and 36,122.76 is: 54,105.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,680.84 : 87,893.82 = 36,122.76 : x
  2. Step 2: Convert to fraction form
    58,680.84/87,893.82 = 36,122.76/x
  3. Step 3: Cross multiply
    58,680.84x = 87,893.82 × 36,122.76
  4. Step 4: Simplify right side
    58,680.84x = 3,174,967,365.34
  5. Step 5: Solve for x
    x = 3,174,967,365.34/58,680.84
  6. Step 6: Final answer
    x = 54,105.69

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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.