Home / 99,928.83-149,889.67-25,049.59

Finding the Fourth Proportional to 99,928.83, 149,889.67 and 25,049.59

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Solution

The fourth proportional to 99,928.83, 149,889.67 and 25,049.59 is: 37,573.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,928.83 : 149,889.67 = 25,049.59 : x
  2. Step 2: Convert to fraction form
    99,928.83/149,889.67 = 25,049.59/x
  3. Step 3: Cross multiply
    99,928.83x = 149,889.67 × 25,049.59
  4. Step 4: Simplify right side
    99,928.83x = 3,754,674,778.74
  5. Step 5: Solve for x
    x = 3,754,674,778.74/99,928.83
  6. Step 6: Final answer
    x = 37,573.49

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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.