Home / 169,979.22-254,986.65-57,654.90

Finding the Fourth Proportional to 169,979.22, 254,986.65 and 57,654.90

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Solution

The fourth proportional to 169,979.22, 254,986.65 and 57,654.90 is: 86,488.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,979.22 : 254,986.65 = 57,654.90 : x
  2. Step 2: Convert to fraction form
    169,979.22/254,986.65 = 57,654.90/x
  3. Step 3: Cross multiply
    169,979.22x = 254,986.65 × 57,654.90
  4. Step 4: Simplify right side
    169,979.22x = 14,701,229,807.09
  5. Step 5: Solve for x
    x = 14,701,229,807.09/169,979.22
  6. Step 6: Final answer
    x = 86,488.39

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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.