Home / 25,174.53-37,757.61-7,640.19

Finding the Fourth Proportional to 25,174.53, 37,757.61 and 7,640.19

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Solution

The fourth proportional to 25,174.53, 37,757.61 and 7,640.19 is: 11,459.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,174.53 : 37,757.61 = 7,640.19 : x
  2. Step 2: Convert to fraction form
    25,174.53/37,757.61 = 7,640.19/x
  3. Step 3: Cross multiply
    25,174.53x = 37,757.61 × 7,640.19
  4. Step 4: Simplify right side
    25,174.53x = 288,475,314.35
  5. Step 5: Solve for x
    x = 288,475,314.35/25,174.53
  6. Step 6: Final answer
    x = 11,459.01

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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.