Home / 165,940.13-248,456.58-116,070.05

Finding the Fourth Proportional to 165,940.13, 248,456.58 and 116,070.05

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Solution

The fourth proportional to 165,940.13, 248,456.58 and 116,070.05 is: 173,787.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,940.13 : 248,456.58 = 116,070.05 : x
  2. Step 2: Convert to fraction form
    165,940.13/248,456.58 = 116,070.05/x
  3. Step 3: Cross multiply
    165,940.13x = 248,456.58 × 116,070.05
  4. Step 4: Simplify right side
    165,940.13x = 28,838,366,421.15
  5. Step 5: Solve for x
    x = 28,838,366,421.15/165,940.13
  6. Step 6: Final answer
    x = 173,787.78

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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.