Home / 168,043.90-231,897.99-92,595.10

Finding the Fourth Proportional to 168,043.90, 231,897.99 and 92,595.10

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Solution

The fourth proportional to 168,043.90, 231,897.99 and 92,595.10 is: 127,779.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,043.90 : 231,897.99 = 92,595.10 : x
  2. Step 2: Convert to fraction form
    168,043.90/231,897.99 = 92,595.10/x
  3. Step 3: Cross multiply
    168,043.90x = 231,897.99 × 92,595.10
  4. Step 4: Simplify right side
    168,043.90x = 21,472,617,573.85
  5. Step 5: Solve for x
    x = 21,472,617,573.85/168,043.90
  6. Step 6: Final answer
    x = 127,779.81

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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.