Home / 73,176.26-109,785.47-35,757.90

Finding the Fourth Proportional to 73,176.26, 109,785.47 and 35,757.90

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Solution

The fourth proportional to 73,176.26, 109,785.47 and 35,757.90 is: 53,647.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,176.26 : 109,785.47 = 35,757.90 : x
  2. Step 2: Convert to fraction form
    73,176.26/109,785.47 = 35,757.90/x
  3. Step 3: Cross multiply
    73,176.26x = 109,785.47 × 35,757.90
  4. Step 4: Simplify right side
    73,176.26x = 3,925,697,678.92
  5. Step 5: Solve for x
    x = 3,925,697,678.92/73,176.26
  6. Step 6: Final answer
    x = 53,647.15

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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.