Home / 165,209.60-248,008.80-164,043.20

Finding the Fourth Proportional to 165,209.60, 248,008.80 and 164,043.20

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Solution

The fourth proportional to 165,209.60, 248,008.80 and 164,043.20 is: 246,257.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,209.60 : 248,008.80 = 164,043.20 : x
  2. Step 2: Convert to fraction form
    165,209.60/248,008.80 = 164,043.20/x
  3. Step 3: Cross multiply
    165,209.60x = 248,008.80 × 164,043.20
  4. Step 4: Simplify right side
    165,209.60x = 40,684,157,180.16
  5. Step 5: Solve for x
    x = 40,684,157,180.16/165,209.60
  6. Step 6: Final answer
    x = 246,257.83

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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.