Home / 25,190.05-37,787.19-7,660.03

Finding the Fourth Proportional to 25,190.05, 37,787.19 and 7,660.03

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Solution

The fourth proportional to 25,190.05, 37,787.19 and 7,660.03 is: 11,490.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,190.05 : 37,787.19 = 7,660.03 : x
  2. Step 2: Convert to fraction form
    25,190.05/37,787.19 = 7,660.03/x
  3. Step 3: Cross multiply
    25,190.05x = 37,787.19 × 7,660.03
  4. Step 4: Simplify right side
    25,190.05x = 289,451,009.02
  5. Step 5: Solve for x
    x = 289,451,009.02/25,190.05
  6. Step 6: Final answer
    x = 11,490.69

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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.