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Finding the Fourth Proportional to 58,551.57, 80,812.11 and 33,401.07

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Solution

The fourth proportional to 58,551.57, 80,812.11 and 33,401.07 is: 46,099.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,551.57 : 80,812.11 = 33,401.07 : x
  2. Step 2: Convert to fraction form
    58,551.57/80,812.11 = 33,401.07/x
  3. Step 3: Cross multiply
    58,551.57x = 80,812.11 × 33,401.07
  4. Step 4: Simplify right side
    58,551.57x = 2,699,210,942.96
  5. Step 5: Solve for x
    x = 2,699,210,942.96/58,551.57
  6. Step 6: Final answer
    x = 46,099.72

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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.