Home / 75,309.03-112,884.72-25,371.87

Finding the Fourth Proportional to 75,309.03, 112,884.72 and 25,371.87

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Solution

The fourth proportional to 75,309.03, 112,884.72 and 25,371.87 is: 38,031.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,309.03 : 112,884.72 = 25,371.87 : x
  2. Step 2: Convert to fraction form
    75,309.03/112,884.72 = 25,371.87/x
  3. Step 3: Cross multiply
    75,309.03x = 112,884.72 × 25,371.87
  4. Step 4: Simplify right side
    75,309.03x = 2,864,096,440.83
  5. Step 5: Solve for x
    x = 2,864,096,440.83/75,309.03
  6. Step 6: Final answer
    x = 38,031.25

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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.