Home / 165,795.52-248,485.20-130,596.16

Finding the Fourth Proportional to 165,795.52, 248,485.20 and 130,596.16

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Solution

The fourth proportional to 165,795.52, 248,485.20 and 130,596.16 is: 195,730.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,795.52 : 248,485.20 = 130,596.16 : x
  2. Step 2: Convert to fraction form
    165,795.52/248,485.20 = 130,596.16/x
  3. Step 3: Cross multiply
    165,795.52x = 248,485.20 × 130,596.16
  4. Step 4: Simplify right side
    165,795.52x = 32,451,212,936.83
  5. Step 5: Solve for x
    x = 32,451,212,936.83/165,795.52
  6. Step 6: Final answer
    x = 195,730.34

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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.