Home / 75,252.15-112,889.91-25,328.36

Finding the Fourth Proportional to 75,252.15, 112,889.91 and 25,328.36

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Solution

The fourth proportional to 75,252.15, 112,889.91 and 25,328.36 is: 37,996.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,252.15 : 112,889.91 = 25,328.36 : x
  2. Step 2: Convert to fraction form
    75,252.15/112,889.91 = 25,328.36/x
  3. Step 3: Cross multiply
    75,252.15x = 112,889.91 × 25,328.36
  4. Step 4: Simplify right side
    75,252.15x = 2,859,315,716.40
  5. Step 5: Solve for x
    x = 2,859,315,716.40/75,252.15
  6. Step 6: Final answer
    x = 37,996.47

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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.