Home / 37,140.67-55,704.06-10,480.09

Finding the Fourth Proportional to 37,140.67, 55,704.06 and 10,480.09

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Solution

The fourth proportional to 37,140.67, 55,704.06 and 10,480.09 is: 15,718.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,140.67 : 55,704.06 = 10,480.09 : x
  2. Step 2: Convert to fraction form
    37,140.67/55,704.06 = 10,480.09/x
  3. Step 3: Cross multiply
    37,140.67x = 55,704.06 × 10,480.09
  4. Step 4: Simplify right side
    37,140.67x = 583,783,562.17
  5. Step 5: Solve for x
    x = 583,783,562.17/37,140.67
  6. Step 6: Final answer
    x = 15,718.18

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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.