Home / 74,343.43-111,514.16-18,184.01

Finding the Fourth Proportional to 74,343.43, 111,514.16 and 18,184.01

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Solution

The fourth proportional to 74,343.43, 111,514.16 and 18,184.01 is: 27,275.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,343.43 : 111,514.16 = 18,184.01 : x
  2. Step 2: Convert to fraction form
    74,343.43/111,514.16 = 18,184.01/x
  3. Step 3: Cross multiply
    74,343.43x = 111,514.16 × 18,184.01
  4. Step 4: Simplify right side
    74,343.43x = 2,027,774,924.83
  5. Step 5: Solve for x
    x = 2,027,774,924.83/74,343.43
  6. Step 6: Final answer
    x = 27,275.78

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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.