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Finding the Fourth Proportional to 57,501.89, 79,340.64 and 33,623.93

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Solution

The fourth proportional to 57,501.89, 79,340.64 and 33,623.93 is: 46,394.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,501.89 : 79,340.64 = 33,623.93 : x
  2. Step 2: Convert to fraction form
    57,501.89/79,340.64 = 33,623.93/x
  3. Step 3: Cross multiply
    57,501.89x = 79,340.64 × 33,623.93
  4. Step 4: Simplify right side
    57,501.89x = 2,667,744,125.52
  5. Step 5: Solve for x
    x = 2,667,744,125.52/57,501.89
  6. Step 6: Final answer
    x = 46,394.03

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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.