Home / 177,784.60-245,540.79-164,332.50

Finding the Fourth Proportional to 177,784.60, 245,540.79 and 164,332.50

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Solution

The fourth proportional to 177,784.60, 245,540.79 and 164,332.50 is: 226,961.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,784.60 : 245,540.79 = 164,332.50 : x
  2. Step 2: Convert to fraction form
    177,784.60/245,540.79 = 164,332.50/x
  3. Step 3: Cross multiply
    177,784.60x = 245,540.79 × 164,332.50
  4. Step 4: Simplify right side
    177,784.60x = 40,350,331,872.68
  5. Step 5: Solve for x
    x = 40,350,331,872.68/177,784.60
  6. Step 6: Final answer
    x = 226,961.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.