Home / 25,135.06-37,701.78-7,603.42

Finding the Fourth Proportional to 25,135.06, 37,701.78 and 7,603.42

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Solution

The fourth proportional to 25,135.06, 37,701.78 and 7,603.42 is: 11,404.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,135.06 : 37,701.78 = 7,603.42 : x
  2. Step 2: Convert to fraction form
    25,135.06/37,701.78 = 7,603.42/x
  3. Step 3: Cross multiply
    25,135.06x = 37,701.78 × 7,603.42
  4. Step 4: Simplify right side
    25,135.06x = 286,662,468.09
  5. Step 5: Solve for x
    x = 286,662,468.09/25,135.06
  6. Step 6: Final answer
    x = 11,404.88

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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.