Home / 45,375.77-68,162.04-38,369.84

Finding the Fourth Proportional to 45,375.77, 68,162.04 and 38,369.84

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Solution

The fourth proportional to 45,375.77, 68,162.04 and 38,369.84 is: 57,637.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,375.77 : 68,162.04 = 38,369.84 : x
  2. Step 2: Convert to fraction form
    45,375.77/68,162.04 = 38,369.84/x
  3. Step 3: Cross multiply
    45,375.77x = 68,162.04 × 38,369.84
  4. Step 4: Simplify right side
    45,375.77x = 2,615,366,228.06
  5. Step 5: Solve for x
    x = 2,615,366,228.06/45,375.77
  6. Step 6: Final answer
    x = 57,637.94

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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.