Home / 144,506.24-199,461.26-84,103.72

Finding the Fourth Proportional to 144,506.24, 199,461.26 and 84,103.72

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Solution

The fourth proportional to 144,506.24, 199,461.26 and 84,103.72 is: 116,087.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,506.24 : 199,461.26 = 84,103.72 : x
  2. Step 2: Convert to fraction form
    144,506.24/199,461.26 = 84,103.72/x
  3. Step 3: Cross multiply
    144,506.24x = 199,461.26 × 84,103.72
  4. Step 4: Simplify right side
    144,506.24x = 16,775,433,961.89
  5. Step 5: Solve for x
    x = 16,775,433,961.89/144,506.24
  6. Step 6: Final answer
    x = 116,087.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.