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Finding the Fourth Proportional to 58,622.56, 80,900.62 and 35,974.06

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Solution

The fourth proportional to 58,622.56, 80,900.62 and 35,974.06 is: 49,645.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,622.56 : 80,900.62 = 35,974.06 : x
  2. Step 2: Convert to fraction form
    58,622.56/80,900.62 = 35,974.06/x
  3. Step 3: Cross multiply
    58,622.56x = 80,900.62 × 35,974.06
  4. Step 4: Simplify right side
    58,622.56x = 2,910,323,353.41
  5. Step 5: Solve for x
    x = 2,910,323,353.41/58,622.56
  6. Step 6: Final answer
    x = 49,645.11

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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.