Home / 115,504.80-173,274.64-48,945.20

Finding the Fourth Proportional to 115,504.80, 173,274.64 and 48,945.20

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Solution

The fourth proportional to 115,504.80, 173,274.64 and 48,945.20 is: 73,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,504.80 : 173,274.64 = 48,945.20 : x
  2. Step 2: Convert to fraction form
    115,504.80/173,274.64 = 48,945.20/x
  3. Step 3: Cross multiply
    115,504.80x = 173,274.64 × 48,945.20
  4. Step 4: Simplify right side
    115,504.80x = 8,480,961,909.73
  5. Step 5: Solve for x
    x = 8,480,961,909.73/115,504.80
  6. Step 6: Final answer
    x = 73,425.19

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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.