Home / 29,327.73-43,991.64-7,140.99

Finding the Fourth Proportional to 29,327.73, 43,991.64 and 7,140.99

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Solution

The fourth proportional to 29,327.73, 43,991.64 and 7,140.99 is: 10,711.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,327.73 : 43,991.64 = 7,140.99 : x
  2. Step 2: Convert to fraction form
    29,327.73/43,991.64 = 7,140.99/x
  3. Step 3: Cross multiply
    29,327.73x = 43,991.64 × 7,140.99
  4. Step 4: Simplify right side
    29,327.73x = 314,143,861.32
  5. Step 5: Solve for x
    x = 314,143,861.32/29,327.73
  6. Step 6: Final answer
    x = 10,711.50

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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.