Home / 165,793.14-248,541.98-76,998.24

Finding the Fourth Proportional to 165,793.14, 248,541.98 and 76,998.24

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Solution

The fourth proportional to 165,793.14, 248,541.98 and 76,998.24 is: 115,428.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,793.14 : 248,541.98 = 76,998.24 : x
  2. Step 2: Convert to fraction form
    165,793.14/248,541.98 = 76,998.24/x
  3. Step 3: Cross multiply
    165,793.14x = 248,541.98 × 76,998.24
  4. Step 4: Simplify right side
    165,793.14x = 19,137,295,026.12
  5. Step 5: Solve for x
    x = 19,137,295,026.12/165,793.14
  6. Step 6: Final answer
    x = 115,428.75

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1.5x scale

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.