Home / 115,963.28-173,994.44-49,434.74

Finding the Fourth Proportional to 115,963.28, 173,994.44 and 49,434.74

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Solution

The fourth proportional to 115,963.28, 173,994.44 and 49,434.74 is: 74,173.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,963.28 : 173,994.44 = 49,434.74 : x
  2. Step 2: Convert to fraction form
    115,963.28/173,994.44 = 49,434.74/x
  3. Step 3: Cross multiply
    115,963.28x = 173,994.44 × 49,434.74
  4. Step 4: Simplify right side
    115,963.28x = 8,601,369,902.85
  5. Step 5: Solve for x
    x = 8,601,369,902.85/115,963.28
  6. Step 6: Final answer
    x = 74,173.22

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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.