Home / 144,867.85-217,270.08-73,715.02

Finding the Fourth Proportional to 144,867.85, 217,270.08 and 73,715.02

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Solution

The fourth proportional to 144,867.85, 217,270.08 and 73,715.02 is: 110,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,867.85 : 217,270.08 = 73,715.02 : x
  2. Step 2: Convert to fraction form
    144,867.85/217,270.08 = 73,715.02/x
  3. Step 3: Cross multiply
    144,867.85x = 217,270.08 × 73,715.02
  4. Step 4: Simplify right side
    144,867.85x = 16,016,067,749.43
  5. Step 5: Solve for x
    x = 16,016,067,749.43/144,867.85
  6. Step 6: Final answer
    x = 110,556.40

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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.