Home / 61,400.42-84,527.82-58,579.16

Finding the Fourth Proportional to 61,400.42, 84,527.82 and 58,579.16

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Solution

The fourth proportional to 61,400.42, 84,527.82 and 58,579.16 is: 80,643.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,400.42 : 84,527.82 = 58,579.16 : x
  2. Step 2: Convert to fraction form
    61,400.42/84,527.82 = 58,579.16/x
  3. Step 3: Cross multiply
    61,400.42x = 84,527.82 × 58,579.16
  4. Step 4: Simplify right side
    61,400.42x = 4,951,568,692.23
  5. Step 5: Solve for x
    x = 4,951,568,692.23/61,400.42
  6. Step 6: Final answer
    x = 80,643.89

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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.