Home / 115,591.36-173,393.04-36,711.76

Finding the Fourth Proportional to 115,591.36, 173,393.04 and 36,711.76

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Solution

The fourth proportional to 115,591.36, 173,393.04 and 36,711.76 is: 55,069.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,591.36 : 173,393.04 = 36,711.76 : x
  2. Step 2: Convert to fraction form
    115,591.36/173,393.04 = 36,711.76/x
  3. Step 3: Cross multiply
    115,591.36x = 173,393.04 × 36,711.76
  4. Step 4: Simplify right side
    115,591.36x = 6,365,563,670.15
  5. Step 5: Solve for x
    x = 6,365,563,670.15/115,591.36
  6. Step 6: Final answer
    x = 55,069.55

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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.