Home / 25,159.85-37,745.23-7,631.00

Finding the Fourth Proportional to 25,159.85, 37,745.23 and 7,631.00

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Solution

The fourth proportional to 25,159.85, 37,745.23 and 7,631.00 is: 11,448.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,159.85 : 37,745.23 = 7,631.00 : x
  2. Step 2: Convert to fraction form
    25,159.85/37,745.23 = 7,631.00/x
  3. Step 3: Cross multiply
    25,159.85x = 37,745.23 × 7,631.00
  4. Step 4: Simplify right side
    25,159.85x = 288,033,906.34
  5. Step 5: Solve for x
    x = 288,033,906.34/25,159.85
  6. Step 6: Final answer
    x = 11,448.16

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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.