Home / 165,787.08-248,729.14-53,465.05

Finding the Fourth Proportional to 165,787.08, 248,729.14 and 53,465.05

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Solution

The fourth proportional to 165,787.08, 248,729.14 and 53,465.05 is: 80,213.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,787.08 : 248,729.14 = 53,465.05 : x
  2. Step 2: Convert to fraction form
    165,787.08/248,729.14 = 53,465.05/x
  3. Step 3: Cross multiply
    165,787.08x = 248,729.14 × 53,465.05
  4. Step 4: Simplify right side
    165,787.08x = 13,298,315,906.56
  5. Step 5: Solve for x
    x = 13,298,315,906.56/165,787.08
  6. Step 6: Final answer
    x = 80,213.22

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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.