Home / 115,548.42-173,288.21-48,987.48

Finding the Fourth Proportional to 115,548.42, 173,288.21 and 48,987.48

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Solution

The fourth proportional to 115,548.42, 173,288.21 and 48,987.48 is: 73,466.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,548.42 : 173,288.21 = 48,987.48 : x
  2. Step 2: Convert to fraction form
    115,548.42/173,288.21 = 48,987.48/x
  3. Step 3: Cross multiply
    115,548.42x = 173,288.21 × 48,987.48
  4. Step 4: Simplify right side
    115,548.42x = 8,488,952,476.67
  5. Step 5: Solve for x
    x = 8,488,952,476.67/115,548.42
  6. Step 6: Final answer
    x = 73,466.63

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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.