Home / 115,589.36-173,390.04-36,709.76

Finding the Fourth Proportional to 115,589.36, 173,390.04 and 36,709.76

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Solution

The fourth proportional to 115,589.36, 173,390.04 and 36,709.76 is: 55,066.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,589.36 : 173,390.04 = 36,709.76 : x
  2. Step 2: Convert to fraction form
    115,589.36/173,390.04 = 36,709.76/x
  3. Step 3: Cross multiply
    115,589.36x = 173,390.04 × 36,709.76
  4. Step 4: Simplify right side
    115,589.36x = 6,365,106,754.79
  5. Step 5: Solve for x
    x = 6,365,106,754.79/115,589.36
  6. Step 6: Final answer
    x = 55,066.55

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1.5x scale

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.