Home / 29,171.42-40,318.68-25,715.96

Finding the Fourth Proportional to 29,171.42, 40,318.68 and 25,715.96

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Solution

The fourth proportional to 29,171.42, 40,318.68 and 25,715.96 is: 35,542.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,171.42 : 40,318.68 = 25,715.96 : x
  2. Step 2: Convert to fraction form
    29,171.42/40,318.68 = 25,715.96/x
  3. Step 3: Cross multiply
    29,171.42x = 40,318.68 × 25,715.96
  4. Step 4: Simplify right side
    29,171.42x = 1,036,833,562.13
  5. Step 5: Solve for x
    x = 1,036,833,562.13/29,171.42
  6. Step 6: Final answer
    x = 35,542.79

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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.