Home / 25,175.04-37,760.13-7,645.02

Finding the Fourth Proportional to 25,175.04, 37,760.13 and 7,645.02

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Solution

The fourth proportional to 25,175.04, 37,760.13 and 7,645.02 is: 11,466.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,175.04 : 37,760.13 = 7,645.02 : x
  2. Step 2: Convert to fraction form
    25,175.04/37,760.13 = 7,645.02/x
  3. Step 3: Cross multiply
    25,175.04x = 37,760.13 × 7,645.02
  4. Step 4: Simplify right side
    25,175.04x = 288,676,949.05
  5. Step 5: Solve for x
    x = 288,676,949.05/25,175.04
  6. Step 6: Final answer
    x = 11,466.79

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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.