Home / 57,605.32-86,282.70-27,960.76

Finding the Fourth Proportional to 57,605.32, 86,282.70 and 27,960.76

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Solution

The fourth proportional to 57,605.32, 86,282.70 and 27,960.76 is: 41,880.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,605.32 : 86,282.70 = 27,960.76 : x
  2. Step 2: Convert to fraction form
    57,605.32/86,282.70 = 27,960.76/x
  3. Step 3: Cross multiply
    57,605.32x = 86,282.70 × 27,960.76
  4. Step 4: Simplify right side
    57,605.32x = 2,412,529,866.85
  5. Step 5: Solve for x
    x = 2,412,529,866.85/57,605.32
  6. Step 6: Final answer
    x = 41,880.33

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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.