Home / 73,721.38-110,582.07-18,317.38

Finding the Fourth Proportional to 73,721.38, 110,582.07 and 18,317.38

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Solution

The fourth proportional to 73,721.38, 110,582.07 and 18,317.38 is: 27,476.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,721.38 : 110,582.07 = 18,317.38 : x
  2. Step 2: Convert to fraction form
    73,721.38/110,582.07 = 18,317.38/x
  3. Step 3: Cross multiply
    73,721.38x = 110,582.07 × 18,317.38
  4. Step 4: Simplify right side
    73,721.38x = 2,025,573,152.88
  5. Step 5: Solve for x
    x = 2,025,573,152.88/73,721.38
  6. Step 6: Final answer
    x = 27,476.06

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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.